bsmith updated this revision to Diff 379701.
bsmith added a comment.
- Remove mention of 128-bit chunks from help texts
- Allow any positive integer value for -mvscale-{min,max}, not just powers of 2
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D111790/new/
https://reviews.llvm.org/D111790
Files:
clang/include/clang/Basic/LangOptions.def
clang/include/clang/Driver/Options.td
clang/lib/AST/ASTContext.cpp
clang/lib/Basic/Targets/AArch64.cpp
clang/lib/Driver/ToolChains/Clang.cpp
clang/lib/Sema/SemaType.cpp
clang/test/CodeGen/aarch64-sve-acle-__ARM_FEATURE_SVE_VECTOR_OPERATORS.c
clang/test/CodeGen/aarch64-sve-acle-__ARM_FEATURE_SVE_VECTOR_OPERATORS.cpp
clang/test/CodeGen/aarch64-sve-vector-bits-codegen.c
clang/test/CodeGen/arm-sve-vector-bits-vscale-range.c
clang/test/CodeGen/attr-arm-sve-vector-bits-bitcast.c
clang/test/CodeGen/attr-arm-sve-vector-bits-call.c
clang/test/CodeGen/attr-arm-sve-vector-bits-cast.c
clang/test/CodeGen/attr-arm-sve-vector-bits-codegen.c
clang/test/CodeGen/attr-arm-sve-vector-bits-globals.c
clang/test/CodeGen/attr-arm-sve-vector-bits-types.c
clang/test/CodeGenCXX/aarch64-mangle-sve-fixed-vectors.cpp
clang/test/CodeGenCXX/aarch64-sve-fixedtypeinfo.cpp
clang/test/Driver/aarch64-sve-vector-bits.c
clang/test/Sema/aarch64-sve-explicit-casts-fixed-size.c
clang/test/Sema/aarch64-sve-lax-vector-conversions.c
clang/test/Sema/attr-arm-sve-vector-bits.c
clang/test/SemaCXX/aarch64-sve-explicit-casts-fixed-size.cpp
clang/test/SemaCXX/aarch64-sve-lax-vector-conversions.cpp
clang/test/SemaCXX/attr-arm-sve-vector-bits.cpp
Index: clang/test/SemaCXX/attr-arm-sve-vector-bits.cpp
===================================================================
--- clang/test/SemaCXX/attr-arm-sve-vector-bits.cpp
+++ clang/test/SemaCXX/attr-arm-sve-vector-bits.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -std=c++11 -msve-vector-bits=512 -fallow-half-arguments-and-returns -Wconversion %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -std=c++11 -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns -Wconversion %s
// expected-no-diagnostics
#include <stdint.h>
Index: clang/test/SemaCXX/aarch64-sve-lax-vector-conversions.cpp
===================================================================
--- clang/test/SemaCXX/aarch64-sve-lax-vector-conversions.cpp
+++ clang/test/SemaCXX/aarch64-sve-lax-vector-conversions.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-none %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -flax-vector-conversions=integer -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-integer %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -flax-vector-conversions=all -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-all %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-none %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -flax-vector-conversions=integer -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-integer %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -flax-vector-conversions=all -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-all %s
#include <arm_sve.h>
Index: clang/test/SemaCXX/aarch64-sve-explicit-casts-fixed-size.cpp
===================================================================
--- clang/test/SemaCXX/aarch64-sve-explicit-casts-fixed-size.cpp
+++ clang/test/SemaCXX/aarch64-sve-explicit-casts-fixed-size.cpp
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=128 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=256 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=1024 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=2048 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=1 -mvscale-max=1 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=2 -mvscale-max=2 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=8 -mvscale-max=8 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=16 -mvscale-max=16 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
// expected-no-diagnostics
Index: clang/test/Sema/attr-arm-sve-vector-bits.c
===================================================================
--- clang/test/Sema/attr-arm-sve-vector-bits.c
+++ clang/test/Sema/attr-arm-sve-vector-bits.c
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -msve-vector-bits=128 -fallow-half-arguments-and-returns %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -msve-vector-bits=256 -fallow-half-arguments-and-returns %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -msve-vector-bits=512 -fallow-half-arguments-and-returns %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -msve-vector-bits=1024 -fallow-half-arguments-and-returns %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -msve-vector-bits=2048 -fallow-half-arguments-and-returns %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -mvscale-min=1 -mvscale-max=1 -fallow-half-arguments-and-returns %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -mvscale-min=2 -mvscale-max=2 -fallow-half-arguments-and-returns %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -mvscale-min=8 -mvscale-max=8 -fallow-half-arguments-and-returns %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -mvscale-min=16 -mvscale-max=16 -fallow-half-arguments-and-returns %s
#include <stdint.h>
Index: clang/test/Sema/aarch64-sve-lax-vector-conversions.c
===================================================================
--- clang/test/Sema/aarch64-sve-lax-vector-conversions.c
+++ clang/test/Sema/aarch64-sve-lax-vector-conversions.c
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-none %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -flax-vector-conversions=integer -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-integer %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -flax-vector-conversions=all -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-all %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-none %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -flax-vector-conversions=integer -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-integer %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -flax-vector-conversions=all -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify=lax-vector-all %s
// lax-vector-all-no-diagnostics
Index: clang/test/Sema/aarch64-sve-explicit-casts-fixed-size.c
===================================================================
--- clang/test/Sema/aarch64-sve-explicit-casts-fixed-size.c
+++ clang/test/Sema/aarch64-sve-explicit-casts-fixed-size.c
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=128 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=256 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=1024 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=2048 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=1 -mvscale-max=1 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=2 -mvscale-max=2 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=8 -mvscale-max=8 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=16 -mvscale-max=16 -flax-vector-conversions=none -fallow-half-arguments-and-returns -ffreestanding -fsyntax-only -verify %s
// expected-no-diagnostics
Index: clang/test/Driver/aarch64-sve-vector-bits.c
===================================================================
--- clang/test/Driver/aarch64-sve-vector-bits.c
+++ clang/test/Driver/aarch64-sve-vector-bits.c
@@ -13,14 +13,36 @@
// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -march=armv8-a+sve \
// RUN: -msve-vector-bits=2048 2>&1 | FileCheck --check-prefix=CHECK-2048 %s
// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -march=armv8-a+sve \
+// RUN: -msve-vector-bits=128+ 2>&1 | FileCheck --check-prefix=CHECK-128P %s
+// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -march=armv8-a+sve \
+// RUN: -msve-vector-bits=256+ 2>&1 | FileCheck --check-prefix=CHECK-256P %s
+// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -march=armv8-a+sve \
+// RUN: -msve-vector-bits=512+ 2>&1 | FileCheck --check-prefix=CHECK-512P %s
+// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -march=armv8-a+sve \
+// RUN: -msve-vector-bits=1024+ 2>&1 | FileCheck --check-prefix=CHECK-1024P %s
+// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -march=armv8-a+sve \
+// RUN: -msve-vector-bits=2048+ 2>&1 | FileCheck --check-prefix=CHECK-2048P %s
+// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -march=armv8-a+sve \
// RUN: -msve-vector-bits=scalable 2>&1 | FileCheck --check-prefix=CHECK-SCALABLE %s
-// CHECK-128: "-msve-vector-bits=128"
-// CHECK-256: "-msve-vector-bits=256"
-// CHECK-512: "-msve-vector-bits=512"
-// CHECK-1024: "-msve-vector-bits=1024"
-// CHECK-2048: "-msve-vector-bits=2048"
-// CHECK-SCALABLE-NOT: "-msve-vector-bits=
+// CHECK-128: "-mvscale-max=1" "-mvscale-min=1"
+// CHECK-256: "-mvscale-max=2" "-mvscale-min=2"
+// CHECK-512: "-mvscale-max=4" "-mvscale-min=4"
+// CHECK-1024: "-mvscale-max=8" "-mvscale-min=8"
+// CHECK-2048: "-mvscale-max=16" "-mvscale-min=16"
+
+// CHECK-128P: "-mvscale-min=1"
+// CHECK-128P-NOT: "-mvscale-max"
+// CHECK-256P: "-mvscale-min=2"
+// CHECK-256P-NOT: "-mvscale-max"
+// CHECK-512P: "-mvscale-min=4"
+// CHECK-512P-NOT: "-mvscale-max"
+// CHECK-1024P: "-mvscale-min=8"
+// CHECK-1024P-NOT: "-mvscale-max"
+// CHECK-2048P: "-mvscale-min=16"
+// CHECK-2048P-NOT: "-mvscale-max"
+// CHECK-SCALABLE-NOT: "-mvscale-min=
+// CHECK-SCALABLE-NOT: "-mvscale-max=
// Error out if an unsupported value is passed to -msve-vector-bits.
// -----------------------------------------------------------------------------
Index: clang/test/CodeGenCXX/aarch64-sve-fixedtypeinfo.cpp
===================================================================
--- clang/test/CodeGenCXX/aarch64-sve-fixedtypeinfo.cpp
+++ clang/test/CodeGenCXX/aarch64-sve-fixedtypeinfo.cpp
@@ -1,17 +1,17 @@
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=128 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=1 -mvscale-max=1 \
// RUN: | FileCheck %s --check-prefix=CHECK-128
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=256 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=2 -mvscale-max=2 \
// RUN: | FileCheck %s --check-prefix=CHECK-256
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=4 -mvscale-max=4 \
// RUN: | FileCheck %s --check-prefix=CHECK-512
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=1024 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=8 -mvscale-max=8 \
// RUN: | FileCheck %s --check-prefix=CHECK-1024
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=2048 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=16 -mvscale-max=16 \
// RUN: | FileCheck %s --check-prefix=CHECK-2048
#define N __ARM_FEATURE_SVE_BITS
Index: clang/test/CodeGenCXX/aarch64-mangle-sve-fixed-vectors.cpp
===================================================================
--- clang/test/CodeGenCXX/aarch64-mangle-sve-fixed-vectors.cpp
+++ clang/test/CodeGenCXX/aarch64-mangle-sve-fixed-vectors.cpp
@@ -1,17 +1,17 @@
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=128 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=1 -mvscale-max=1 \
// RUN: | FileCheck %s --check-prefix=CHECK-128
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=256 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=2 -mvscale-max=2 \
// RUN: | FileCheck %s --check-prefix=CHECK-256
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=4 -mvscale-max=4 \
// RUN: | FileCheck %s --check-prefix=CHECK-512
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=1024 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=8 -mvscale-max=8 \
// RUN: | FileCheck %s --check-prefix=CHECK-1024
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu %s -emit-llvm -o - \
-// RUN: -target-feature +sve -target-feature +bf16 -msve-vector-bits=2048 \
+// RUN: -target-feature +sve -target-feature +bf16 -mvscale-min=16 -mvscale-max=16 \
// RUN: | FileCheck %s --check-prefix=CHECK-2048
#define N __ARM_FEATURE_SVE_BITS
Index: clang/test/CodeGen/attr-arm-sve-vector-bits-types.c
===================================================================
--- clang/test/CodeGen/attr-arm-sve-vector-bits-types.c
+++ clang/test/CodeGen/attr-arm-sve-vector-bits-types.c
@@ -1,10 +1,10 @@
// REQUIRES: aarch64-registered-target
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=128 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-128
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=256 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-256
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-512
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=1024 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-1024
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=2048 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-2048
-// RUN: %clang_cc1 -triple aarch64_32-unknown-darwin -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-ILP32
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=1 -mvscale-max=1 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-128
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=2 -mvscale-max=2 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-256
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-512
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=8 -mvscale-max=8 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-1024
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=16 -mvscale-max=16 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-2048
+// RUN: %clang_cc1 -triple aarch64_32-unknown-darwin -target-feature +sve -target-feature +bf16 -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-ILP32
#include <arm_sve.h>
Index: clang/test/CodeGen/attr-arm-sve-vector-bits-globals.c
===================================================================
--- clang/test/CodeGen/attr-arm-sve-vector-bits-globals.c
+++ clang/test/CodeGen/attr-arm-sve-vector-bits-globals.c
@@ -1,7 +1,7 @@
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// REQUIRES: aarch64-registered-target
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=128 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s -fhalf-no-semantic-interposition | FileCheck %s --check-prefix=CHECK-128
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s -fhalf-no-semantic-interposition | FileCheck %s --check-prefix=CHECK-512
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=1 -mvscale-max=1 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s -fhalf-no-semantic-interposition | FileCheck %s --check-prefix=CHECK-128
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s -fhalf-no-semantic-interposition | FileCheck %s --check-prefix=CHECK-512
#include <arm_sve.h>
Index: clang/test/CodeGen/attr-arm-sve-vector-bits-codegen.c
===================================================================
--- clang/test/CodeGen/attr-arm-sve-vector-bits-codegen.c
+++ clang/test/CodeGen/attr-arm-sve-vector-bits-codegen.c
@@ -1,5 +1,5 @@
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 -fallow-half-arguments-and-returns -S -disable-llvm-passes -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns -S -disable-llvm-passes -emit-llvm -o - %s | FileCheck %s
#include <arm_sve.h>
Index: clang/test/CodeGen/attr-arm-sve-vector-bits-cast.c
===================================================================
--- clang/test/CodeGen/attr-arm-sve-vector-bits-cast.c
+++ clang/test/CodeGen/attr-arm-sve-vector-bits-cast.c
@@ -1,6 +1,6 @@
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// REQUIRES: aarch64-registered-target
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s | FileCheck %s
#include <arm_sve.h>
Index: clang/test/CodeGen/attr-arm-sve-vector-bits-call.c
===================================================================
--- clang/test/CodeGen/attr-arm-sve-vector-bits-call.c
+++ clang/test/CodeGen/attr-arm-sve-vector-bits-call.c
@@ -1,6 +1,6 @@
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// REQUIRES: aarch64-registered-target
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -fallow-half-arguments-and-returns -fno-experimental-new-pass-manager -S -O1 -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns -fno-experimental-new-pass-manager -S -O1 -emit-llvm -o - %s | FileCheck %s
#include <arm_sve.h>
Index: clang/test/CodeGen/attr-arm-sve-vector-bits-bitcast.c
===================================================================
--- clang/test/CodeGen/attr-arm-sve-vector-bits-bitcast.c
+++ clang/test/CodeGen/attr-arm-sve-vector-bits-bitcast.c
@@ -1,8 +1,8 @@
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// REQUIRES: aarch64-registered-target
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=128 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-128
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=256 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-256
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-512
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=1 -mvscale-max=1 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-128
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=2 -mvscale-max=2 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-256
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -mvscale-min=4 -mvscale-max=4 -fallow-half-arguments-and-returns -S -O1 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-512
#include <arm_sve.h>
Index: clang/test/CodeGen/arm-sve-vector-bits-vscale-range.c
===================================================================
--- clang/test/CodeGen/arm-sve-vector-bits-vscale-range.c
+++ clang/test/CodeGen/arm-sve-vector-bits-vscale-range.c
@@ -1,15 +1,21 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=128 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=128
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=256 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=256
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=512 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=512
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=1024 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=1024
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=2048 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=2048
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2 -msve-vector-bits=128 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=128
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2 -msve-vector-bits=256 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=256
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2 -msve-vector-bits=scalable -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-NONE
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -msve-vector-bits=scalable -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-NONE
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=1 -mvscale-max=1 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=1
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=2 -mvscale-max=2 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=2
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -mvscale-max=4 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=4
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=8 -mvscale-max=8 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=8
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=16 -mvscale-max=16 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=16
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2 -mvscale-min=1 -mvscale-max=1 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=1
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2 -mvscale-min=2 -mvscale-max=2 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=2
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=1 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=1 --check-prefix=CHECK-NOMAX
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=2 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=2 --check-prefix=CHECK-NOMAX
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=4 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=4 --check-prefix=CHECK-NOMAX
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=8 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=8 --check-prefix=CHECK-NOMAX
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=16 -S -emit-llvm -o - %s | FileCheck %s -D#VBITS=16 --check-prefix=CHECK-NOMAX
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2 -mvscale-min=0 -mvscale-max=0 -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-NONE
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -mvscale-min=0 -mvscale-max=0 -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-NONE
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-NONE
// CHECK-LABEL: @func() #0
-// CHECK: attributes #0 = { {{.*}} vscale_range([[#div(VBITS,128)]],[[#div(VBITS,128)]]) {{.*}} }
+// CHECK: attributes #0 = { {{.*}} vscale_range([[#VBITS]],[[#VBITS]]) {{.*}} }
+// CHECK-NOMAX: attributes #0 = { {{.*}} vscale_range([[#VBITS]],0) {{.*}} }
// CHECK-NONE: attributes #0 = { {{.*}} vscale_range(0,16) {{.*}} }
void func() {}
Index: clang/test/CodeGen/aarch64-sve-vector-bits-codegen.c
===================================================================
--- clang/test/CodeGen/aarch64-sve-vector-bits-codegen.c
+++ clang/test/CodeGen/aarch64-sve-vector-bits-codegen.c
@@ -1,7 +1,7 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -O2 -S -o - %s -msve-vector-bits=256 | FileCheck %s --check-prefixes=CHECK,CHECK256
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -O2 -S -o - %s -msve-vector-bits=512 | FileCheck %s --check-prefixes=CHECK,CHECK512
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -O2 -S -o - %s -msve-vector-bits=1024 | FileCheck %s --check-prefixes=CHECK,CHECK1024
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -O2 -S -o - %s -msve-vector-bits=2048 | FileCheck %s --check-prefixes=CHECK,CHECK2048
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -O2 -S -o - %s -mvscale-min=2 -mvscale-max=2 | FileCheck %s --check-prefixes=CHECK,CHECK256
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -O2 -S -o - %s -mvscale-min=4 -mvscale-max=4 | FileCheck %s --check-prefixes=CHECK,CHECK512
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -O2 -S -o - %s -mvscale-min=8 -mvscale-max=8 | FileCheck %s --check-prefixes=CHECK,CHECK1024
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -O2 -S -o - %s -mvscale-min=16 -mvscale-max=16 | FileCheck %s --check-prefixes=CHECK,CHECK2048
// REQUIRES: aarch64-registered-target
#include <arm_sve.h>
Index: clang/test/CodeGen/aarch64-sve-acle-__ARM_FEATURE_SVE_VECTOR_OPERATORS.cpp
===================================================================
--- clang/test/CodeGen/aarch64-sve-acle-__ARM_FEATURE_SVE_VECTOR_OPERATORS.cpp
+++ clang/test/CodeGen/aarch64-sve-acle-__ARM_FEATURE_SVE_VECTOR_OPERATORS.cpp
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=128 | FileCheck %s -D#VBITS=128 --check-prefixes=CHECK,CHECK128
-// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=256 | FileCheck %s -D#VBITS=256 --check-prefixes=CHECK,CHECKWIDE
-// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=512 | FileCheck %s -D#VBITS=512 --check-prefixes=CHECK,CHECKWIDE
-// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=1024 | FileCheck %s -D#VBITS=1024 --check-prefixes=CHECK,CHECKWIDE
-// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=2048 | FileCheck %s -D#VBITS=2048 --check-prefixes=CHECK,CHECKWIDE
+// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=1 -mvscale-max=1 | FileCheck %s -D#VBITS=128 --check-prefixes=CHECK,CHECK128
+// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=2 -mvscale-max=2 | FileCheck %s -D#VBITS=256 --check-prefixes=CHECK,CHECKWIDE
+// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=4 -mvscale-max=4 | FileCheck %s -D#VBITS=512 --check-prefixes=CHECK,CHECKWIDE
+// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=8 -mvscale-max=8 | FileCheck %s -D#VBITS=1024 --check-prefixes=CHECK,CHECKWIDE
+// RUN: %clang_cc1 -x c++ -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=16 -mvscale-max=16 | FileCheck %s -D#VBITS=2048 --check-prefixes=CHECK,CHECKWIDE
// REQUIRES: aarch64-registered-target
// Examples taken from section "3.7.3.3 Behavior specific to SVE
@@ -10,7 +10,7 @@
// https://developer.arm.com/documentation/100987/latest
//
// Example has been expanded to work with mutiple values of
-// -msve-vector-bits.
+// -mvscale-{min,max}.
#include <arm_sve.h>
Index: clang/test/CodeGen/aarch64-sve-acle-__ARM_FEATURE_SVE_VECTOR_OPERATORS.c
===================================================================
--- clang/test/CodeGen/aarch64-sve-acle-__ARM_FEATURE_SVE_VECTOR_OPERATORS.c
+++ clang/test/CodeGen/aarch64-sve-acle-__ARM_FEATURE_SVE_VECTOR_OPERATORS.c
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=128 | FileCheck %s -D#VBITS=128 --check-prefixes=CHECK128
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=256 | FileCheck %s -D#VBITS=256 --check-prefixes=CHECK,CHECK256
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=512 | FileCheck %s -D#VBITS=512 --check-prefixes=CHECK,CHECK512
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=1024 | FileCheck %s -D#VBITS=1024 --check-prefixes=CHECK,CHECK1024
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -msve-vector-bits=2048 | FileCheck %s -D#VBITS=2048 --check-prefixes=CHECK,CHECK2048
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=1 -mvscale-max=1 | FileCheck %s -D#VBITS=128 --check-prefixes=CHECK128
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=2 -mvscale-max=2 | FileCheck %s -D#VBITS=256 --check-prefixes=CHECK,CHECK256
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=4 -mvscale-max=4 | FileCheck %s -D#VBITS=512 --check-prefixes=CHECK,CHECK512
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=8 -mvscale-max=8 | FileCheck %s -D#VBITS=1024 --check-prefixes=CHECK,CHECK1024
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s -mvscale-min=16 -mvscale-max=16 | FileCheck %s -D#VBITS=2048 --check-prefixes=CHECK,CHECK2048
// REQUIRES: aarch64-registered-target
// Examples taken from section "3.7.3.3 Behavior specific to SVE
@@ -10,7 +10,7 @@
// https://developer.arm.com/documentation/100987/latest
//
// Example has been expanded to work with mutiple values of
-// -msve-vector-bits.
+// -mvscale-{min,max}.
#include <arm_sve.h>
Index: clang/lib/Sema/SemaType.cpp
===================================================================
--- clang/lib/Sema/SemaType.cpp
+++ clang/lib/Sema/SemaType.cpp
@@ -7890,7 +7890,7 @@
}
// Attribute is unsupported if '-msve-vector-bits=<bits>' isn't specified.
- if (!S.getLangOpts().ArmSveVectorBits) {
+ if (!S.getLangOpts().VScaleMin) {
S.Diag(Attr.getLoc(), diag::err_attribute_arm_feature_sve_bits_unsupported)
<< Attr;
Attr.setInvalid();
@@ -7913,9 +7913,9 @@
unsigned VecSize = static_cast<unsigned>(SveVectorSizeInBits.getZExtValue());
// The attribute vector size must match -msve-vector-bits.
- if (VecSize != S.getLangOpts().ArmSveVectorBits) {
+ if (VecSize != S.getLangOpts().VScaleMin * 128) {
S.Diag(Attr.getLoc(), diag::err_attribute_bad_sve_vector_size)
- << VecSize << S.getLangOpts().ArmSveVectorBits;
+ << VecSize << S.getLangOpts().VScaleMin * 128;
Attr.setInvalid();
return;
}
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -1822,11 +1822,23 @@
StringRef Val = A->getValue();
const Driver &D = getToolChain().getDriver();
if (Val.equals("128") || Val.equals("256") || Val.equals("512") ||
- Val.equals("1024") || Val.equals("2048"))
+ Val.equals("1024") || Val.equals("2048") || Val.equals("128+") ||
+ Val.equals("256+") || Val.equals("512+") || Val.equals("1024+") ||
+ Val.equals("2048+")) {
+ int Bits = 0;
+ if (Val.endswith("+"))
+ Val = Val.substr(0, Val.size() - 1);
+ else {
+ assert(!Val.getAsInteger(10, Bits));
+ CmdArgs.push_back(
+ Args.MakeArgString("-mvscale-max=" + llvm::Twine(Bits / 128)));
+ }
+
+ assert(!Val.getAsInteger(10, Bits));
CmdArgs.push_back(
- Args.MakeArgString(llvm::Twine("-msve-vector-bits=") + Val));
+ Args.MakeArgString("-mvscale-min=" + llvm::Twine(Bits / 128)));
// Silently drop requests for vector-length agnostic code as it's implied.
- else if (!Val.equals("scalable"))
+ } else if (!Val.equals("scalable"))
// Handle the unsupported values passed to msve-vector-bits.
D.Diag(diag::err_drv_unsupported_option_argument)
<< A->getOption().getName() << Val;
Index: clang/lib/Basic/Targets/AArch64.cpp
===================================================================
--- clang/lib/Basic/Targets/AArch64.cpp
+++ clang/lib/Basic/Targets/AArch64.cpp
@@ -451,8 +451,8 @@
Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4");
Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8");
- if (Opts.ArmSveVectorBits) {
- Builder.defineMacro("__ARM_FEATURE_SVE_BITS", Twine(Opts.ArmSveVectorBits));
+ if (Opts.VScaleMin) {
+ Builder.defineMacro("__ARM_FEATURE_SVE_BITS", Twine(Opts.VScaleMin * 128));
Builder.defineMacro("__ARM_FEATURE_SVE_VECTOR_OPERATORS");
}
}
@@ -464,10 +464,9 @@
Optional<std::pair<unsigned, unsigned>>
AArch64TargetInfo::getVScaleRange(const LangOptions &LangOpts) const {
- if (LangOpts.ArmSveVectorBits) {
- unsigned VScale = LangOpts.ArmSveVectorBits / 128;
- return std::pair<unsigned, unsigned>(VScale, VScale);
- }
+ if (LangOpts.VScaleMin)
+ return std::pair<unsigned, unsigned>(LangOpts.VScaleMin,
+ LangOpts.VScaleMax);
if (hasFeature("sve"))
return std::pair<unsigned, unsigned>(0, 16);
return None;
Index: clang/lib/AST/ASTContext.cpp
===================================================================
--- clang/lib/AST/ASTContext.cpp
+++ clang/lib/AST/ASTContext.cpp
@@ -8761,8 +8761,8 @@
static uint64_t getSVETypeSize(ASTContext &Context, const BuiltinType *Ty) {
assert(Ty->isVLSTBuiltinType() && "Invalid SVE Type");
return Ty->getKind() == BuiltinType::SveBool
- ? Context.getLangOpts().ArmSveVectorBits / Context.getCharWidth()
- : Context.getLangOpts().ArmSveVectorBits;
+ ? (Context.getLangOpts().VScaleMin * 128) / Context.getCharWidth()
+ : Context.getLangOpts().VScaleMin * 128;
}
bool ASTContext::areCompatibleSveTypes(QualType FirstType,
Index: clang/include/clang/Driver/Options.td
===================================================================
--- clang/include/clang/Driver/Options.td
+++ clang/include/clang/Driver/Options.td
@@ -3331,13 +3331,20 @@
def fcall_saved_x#i : Flag<["-"], "fcall-saved-x"#i>, Group<m_aarch64_Features_Group>,
HelpText<"Make the x"#i#" register call-saved (AArch64 only)">;
-def msve_vector_bits_EQ : Joined<["-"], "msve-vector-bits=">,
- Group<m_aarch64_Features_Group>, Flags<[NoXarchOption,CC1Option]>,
+def msve_vector_bits_EQ : Joined<["-"], "msve-vector-bits=">, Group<m_aarch64_Features_Group>,
HelpText<"Specify the size in bits of an SVE vector register. Defaults to the"
- " vector length agnostic value of \"scalable\". (AArch64 only)">,
- Values<"128,256,512,1024,2048,scalable">,
- NormalizedValues<["128", "256", "512", "1024", "2048", "0"]>,
- MarshallingInfoEnum<LangOpts<"ArmSveVectorBits">, "0">;
+ " vector length agnostic value of \"scalable\". (AArch64 only)">;
+
+def mvscale_min_EQ : Joined<["-"], "mvscale-min=">,
+ Group<m_aarch64_Features_Group>, Flags<[NoXarchOption,CC1Option]>,
+ HelpText<"Specify the vscale minimum. Defaults to the"
+ " vector length agnostic value of \"0\". (AArch64 only)">,
+ MarshallingInfoInt<LangOpts<"VScaleMin">>;
+def mvscale_max_EQ : Joined<["-"], "mvscale-max=">,
+ Group<m_aarch64_Features_Group>, Flags<[NoXarchOption,CC1Option]>,
+ HelpText<"Specify the vscale maximum. Defaults to the"
+ " vector length agnostic value of \"0\". (AArch64 only)">,
+ MarshallingInfoInt<LangOpts<"VScaleMax">>;
def msign_return_address_EQ : Joined<["-"], "msign-return-address=">,
Flags<[CC1Option]>, Group<m_Group>, Values<"none,all,non-leaf">,
Index: clang/include/clang/Basic/LangOptions.def
===================================================================
--- clang/include/clang/Basic/LangOptions.def
+++ clang/include/clang/Basic/LangOptions.def
@@ -425,7 +425,8 @@
LANGOPT(RelativeCXXABIVTables, 1, 0,
"Use an ABI-incompatible v-table layout that uses relative references")
-LANGOPT(ArmSveVectorBits, 32, 0, "SVE vector size in bits")
+LANGOPT(VScaleMin, 32, 0, "Minimum vscale value")
+LANGOPT(VScaleMax, 32, 0, "Maximum vscale value")
ENUM_LANGOPT(ExtendIntArgs, ExtendArgsKind, 1, ExtendArgsKind::ExtendTo32,
"Controls how scalar integer arguments are extended in calls "
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