https://github.com/T0b1-iOS updated
https://github.com/llvm/llvm-project/pull/135230
>From f0bb89e5cfe2739dc51faef64215251cfe1516d4 Mon Sep 17 00:00:00 2001
From: T0b1 <git...@t0b1.dev>
Date: Thu, 10 Apr 2025 19:16:00 +0200
Subject: [PATCH 1/2] [Clang][CodeGen][X86] don't coerce int128 into
`{i64,i64}` for SysV-like ABIs
---
clang/lib/CodeGen/Targets/X86.cpp | 18 +++++++
clang/test/CodeGen/X86/i128-debuginfo.c | 10 ++++
clang/test/CodeGen/X86/x86_64-arguments.c | 21 ++++++++
clang/test/CodeGen/alloc-align-attr.c | 58 +++++++----------------
clang/test/CodeGen/builtins.c | 18 ++-----
clang/test/CodeGen/extend-arg-64.c | 2 +-
6 files changed, 70 insertions(+), 57 deletions(-)
create mode 100644 clang/test/CodeGen/X86/i128-debuginfo.c
diff --git a/clang/lib/CodeGen/Targets/X86.cpp
b/clang/lib/CodeGen/Targets/X86.cpp
index b36a6e1396653..aa4ab1c2e5490 100644
--- a/clang/lib/CodeGen/Targets/X86.cpp
+++ b/clang/lib/CodeGen/Targets/X86.cpp
@@ -2595,6 +2595,14 @@ GetX86_64ByValArgumentPair(llvm::Type *Lo, llvm::Type
*Hi,
ABIArgInfo X86_64ABIInfo::
classifyReturnType(QualType RetTy) const {
+ // return int128 as i128
+ if (const BuiltinType *BT = RetTy->getAs<BuiltinType>()) {
+ BuiltinType::Kind k = BT->getKind();
+ if (k == BuiltinType::Int128 || k == BuiltinType::UInt128) {
+ return ABIArgInfo::getDirect();
+ }
+ }
+
// AMD64-ABI 3.2.3p4: Rule 1. Classify the return type with the
// classification algorithm.
X86_64ABIInfo::Class Lo, Hi;
@@ -2727,6 +2735,16 @@ X86_64ABIInfo::classifyArgumentType(QualType Ty,
unsigned freeIntRegs,
bool isNamedArg, bool IsRegCall) const {
Ty = useFirstFieldIfTransparentUnion(Ty);
+ // represent int128 as i128
+ if (const BuiltinType *BT = Ty->getAs<BuiltinType>()) {
+ BuiltinType::Kind k = BT->getKind();
+ if (k == BuiltinType::Int128 || k == BuiltinType::UInt128) {
+ neededInt = 2;
+ neededSSE = 0;
+ return ABIArgInfo::getDirect();
+ }
+ }
+
X86_64ABIInfo::Class Lo, Hi;
classify(Ty, 0, Lo, Hi, isNamedArg, IsRegCall);
diff --git a/clang/test/CodeGen/X86/i128-debuginfo.c
b/clang/test/CodeGen/X86/i128-debuginfo.c
new file mode 100644
index 0000000000000..4b865c1bed9f0
--- /dev/null
+++ b/clang/test/CodeGen/X86/i128-debuginfo.c
@@ -0,0 +1,10 @@
+// no autogeneration since update_cc_test_checks does not support -g
+// RUN: %clang_cc1 -triple x86_64-pc-linux -O1 -debug-info-kind=limited
-emit-llvm -o - %s | FileCheck %s
+
+// CHECK-LABEL: define{{.*}} i128 @add(i128 noundef %a)
+// CHECK: #dbg_value(i128 %a, ![[DI:.*]], !DIExpression()
+__int128_t add(__int128_t a) {
+ return a + a;
+}
+
+// CHECK: ![[DI]] = !DILocalVariable(name: "a", arg: 1
diff --git a/clang/test/CodeGen/X86/x86_64-arguments.c
b/clang/test/CodeGen/X86/x86_64-arguments.c
index 82845f0a2b31f..fd73fbaa8e54f 100644
--- a/clang/test/CodeGen/X86/x86_64-arguments.c
+++ b/clang/test/CodeGen/X86/x86_64-arguments.c
@@ -551,6 +551,27 @@ struct s68 {
void f68(struct s68 x) {
}
+// CHECK-LABEL: define{{.*}} i128 @f69(i128 noundef %a)
+__int128_t f69(__int128_t a) {
+ return a;
+}
+
+// CHECK-LABEL: define{{.*}} i128 @f70(i128 noundef %a)
+__uint128_t f70(__uint128_t a) {
+ return a;
+}
+
+// check that registers are correctly counted for (u)int128_t arguments
+struct s71 {
+ long long a, b;
+};
+// CHECK-LABEL: define{{.*}} void @f71(i128 noundef %a, i128 noundef %b, i64
noundef %c, ptr noundef byval(%struct.s71) align 8 %d)
+void f71(__int128_t a, __int128_t b, long long c, struct s71 d) {
+}
+// CHECK-LABEL: define{{.*}} void @f72(i128 noundef %a, i128 noundef %b, i64
%d.coerce0, i64 %d.coerce1)
+void f72(__int128_t a, __int128_t b, struct s71 d) {
+}
+
/// The synthesized __va_list_tag does not have file/line fields.
// CHECK: = distinct !DICompositeType(tag: DW_TAG_structure_type, name:
"__va_list_tag",
// CHECK-NOT: file:
diff --git a/clang/test/CodeGen/alloc-align-attr.c
b/clang/test/CodeGen/alloc-align-attr.c
index 76e5d1041b19f..c4c4e76eaaa04 100644
--- a/clang/test/CodeGen/alloc-align-attr.c
+++ b/clang/test/CodeGen/alloc-align-attr.c
@@ -70,66 +70,42 @@ __INT32_TYPE__ test4(__SIZE_TYPE__ a) {
struct Empty {};
struct MultiArgs { __INT64_TYPE__ a, b;};
-// Struct parameter doesn't take up an IR parameter, 'i' takes up 2.
+// Struct parameter doesn't take up an IR parameter, 'i' takes up 1.
// Truncation to i64 is permissible, since alignments of greater than 2^64 are
insane.
__INT32_TYPE__ *m3(struct Empty s, __int128_t i)
__attribute__((alloc_align(2)));
// CHECK-LABEL: @test5(
// CHECK-NEXT: entry:
-// CHECK-NEXT: [[A:%.*]] = alloca i128, align 16
// CHECK-NEXT: [[A_ADDR:%.*]] = alloca i128, align 16
// CHECK-NEXT: [[E:%.*]] = alloca [[STRUCT_EMPTY:%.*]], align 1
-// CHECK-NEXT: [[COERCE:%.*]] = alloca i128, align 16
-// CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[A]], i32 0, i32 0
-// CHECK-NEXT: store i64 [[A_COERCE0:%.*]], ptr [[TMP0]], align 16
-// CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[A]], i32 0, i32 1
-// CHECK-NEXT: store i64 [[A_COERCE1:%.*]], ptr [[TMP1]], align 8
-// CHECK-NEXT: [[A1:%.*]] = load i128, ptr [[A]], align 16
-// CHECK-NEXT: store i128 [[A1]], ptr [[A_ADDR]], align 16
-// CHECK-NEXT: [[TMP2:%.*]] = load i128, ptr [[A_ADDR]], align 16
-// CHECK-NEXT: store i128 [[TMP2]], ptr [[COERCE]], align 16
-// CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[COERCE]], i32 0, i32 0
-// CHECK-NEXT: [[TMP4:%.*]] = load i64, ptr [[TMP3]], align 16
-// CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[COERCE]], i32 0, i32 1
-// CHECK-NEXT: [[TMP6:%.*]] = load i64, ptr [[TMP5]], align 8
-// CHECK-NEXT: [[CALL:%.*]] = call ptr @m3(i64 noundef [[TMP4]], i64
noundef [[TMP6]])
-// CHECK-NEXT: [[CASTED_ALIGN:%.*]] = trunc i128 [[TMP2]] to i64
+// CHECK-NEXT: store i128 [[A:%.*]], ptr [[A_ADDR]], align 16
+// CHECK-NEXT: [[TMP0:%.*]] = load i128, ptr [[A_ADDR]], align 16
+// CHECK-NEXT: [[CALL:%.*]] = call ptr @m3(i128 noundef [[TMP0]])
+// CHECK-NEXT: [[CASTED_ALIGN:%.*]] = trunc i128 [[TMP0]] to i64
// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64
[[CASTED_ALIGN]]) ]
-// CHECK-NEXT: [[TMP7:%.*]] = load i32, ptr [[CALL]], align 4
-// CHECK-NEXT: ret i32 [[TMP7]]
+// CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[CALL]], align 4
+// CHECK-NEXT: ret i32 [[TMP1]]
//
__INT32_TYPE__ test5(__int128_t a) {
struct Empty e;
return *m3(e, a);
}
-// Struct parameter takes up 2 parameters, 'i' takes up 2.
+// Struct parameter takes up 2 parameters, 'i' takes up 1.
__INT32_TYPE__ *m4(struct MultiArgs s, __int128_t i)
__attribute__((alloc_align(2)));
// CHECK-LABEL: @test6(
// CHECK-NEXT: entry:
-// CHECK-NEXT: [[A:%.*]] = alloca i128, align 16
// CHECK-NEXT: [[A_ADDR:%.*]] = alloca i128, align 16
// CHECK-NEXT: [[E:%.*]] = alloca [[STRUCT_MULTIARGS:%.*]], align 8
-// CHECK-NEXT: [[COERCE:%.*]] = alloca i128, align 16
-// CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[A]], i32 0, i32 0
-// CHECK-NEXT: store i64 [[A_COERCE0:%.*]], ptr [[TMP0]], align 16
-// CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[A]], i32 0, i32 1
-// CHECK-NEXT: store i64 [[A_COERCE1:%.*]], ptr [[TMP1]], align 8
-// CHECK-NEXT: [[A1:%.*]] = load i128, ptr [[A]], align 16
-// CHECK-NEXT: store i128 [[A1]], ptr [[A_ADDR]], align 16
-// CHECK-NEXT: [[TMP2:%.*]] = load i128, ptr [[A_ADDR]], align 16
-// CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[E]], i32 0, i32 0
+// CHECK-NEXT: store i128 [[A:%.*]], ptr [[A_ADDR]], align 16
+// CHECK-NEXT: [[TMP0:%.*]] = load i128, ptr [[A_ADDR]], align 16
+// CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[E]], i32 0, i32 0
+// CHECK-NEXT: [[TMP2:%.*]] = load i64, ptr [[TMP1]], align 8
+// CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[E]], i32 0, i32 1
// CHECK-NEXT: [[TMP4:%.*]] = load i64, ptr [[TMP3]], align 8
-// CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[E]], i32 0, i32 1
-// CHECK-NEXT: [[TMP6:%.*]] = load i64, ptr [[TMP5]], align 8
-// CHECK-NEXT: store i128 [[TMP2]], ptr [[COERCE]], align 16
-// CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[COERCE]], i32 0, i32 0
-// CHECK-NEXT: [[TMP8:%.*]] = load i64, ptr [[TMP7]], align 16
-// CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
[[COERCE]], i32 0, i32 1
-// CHECK-NEXT: [[TMP10:%.*]] = load i64, ptr [[TMP9]], align 8
-// CHECK-NEXT: [[CALL:%.*]] = call ptr @m4(i64 [[TMP4]], i64 [[TMP6]], i64
noundef [[TMP8]], i64 noundef [[TMP10]])
-// CHECK-NEXT: [[CASTED_ALIGN:%.*]] = trunc i128 [[TMP2]] to i64
+// CHECK-NEXT: [[CALL:%.*]] = call ptr @m4(i64 [[TMP2]], i64 [[TMP4]], i128
noundef [[TMP0]])
+// CHECK-NEXT: [[CASTED_ALIGN:%.*]] = trunc i128 [[TMP0]] to i64
// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64
[[CASTED_ALIGN]]) ]
-// CHECK-NEXT: [[TMP11:%.*]] = load i32, ptr [[CALL]], align 4
-// CHECK-NEXT: ret i32 [[TMP11]]
+// CHECK-NEXT: [[TMP5:%.*]] = load i32, ptr [[CALL]], align 4
+// CHECK-NEXT: ret i32 [[TMP5]]
//
__INT32_TYPE__ test6(__int128_t a) {
struct MultiArgs e;
diff --git a/clang/test/CodeGen/builtins.c b/clang/test/CodeGen/builtins.c
index eda6c67fdad00..aa9965b815983 100644
--- a/clang/test/CodeGen/builtins.c
+++ b/clang/test/CodeGen/builtins.c
@@ -956,36 +956,24 @@ void test_builtin_os_log_errno(void) {
void test_builtin_os_log_long_double(void *buf, long double ld) {
// CHECK: %[[BUF_ADDR:.*]] = alloca ptr, align 8
// CHECK: %[[LD_ADDR:.*]] = alloca x86_fp80, align 16
- // CHECK: %[[COERCE:.*]] = alloca i128, align 16
// CHECK: store ptr %[[BUF]], ptr %[[BUF_ADDR]], align 8
// CHECK: store x86_fp80 %[[LD]], ptr %[[LD_ADDR]], align 16
// CHECK: %[[V0:.*]] = load ptr, ptr %[[BUF_ADDR]], align 8
// CHECK: %[[V1:.*]] = load x86_fp80, ptr %[[LD_ADDR]], align 16
// CHECK: %[[V2:.*]] = bitcast x86_fp80 %[[V1]] to i80
// CHECK: %[[V3:.*]] = zext i80 %[[V2]] to i128
- // CHECK: store i128 %[[V3]], ptr %[[COERCE]], align 16
- // CHECK: %[[V5:.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
%[[COERCE]], i32 0, i32 0
- // CHECK: %[[V6:.*]] = load i64, ptr %[[V5]], align 16
- // CHECK: %[[V7:.*]] = getelementptr inbounds nuw { i64, i64 }, ptr
%[[COERCE]], i32 0, i32 1
- // CHECK: %[[V8:.*]] = load i64, ptr %[[V7]], align 8
- // CHECK: call void @__os_log_helper_1_0_1_16_0(ptr noundef %[[V0]], i64
noundef %[[V6]], i64 noundef %[[V8]])
+ // CHECK: call void @__os_log_helper_1_0_1_16_0(ptr noundef %[[V0]], i128
noundef %[[V3]])
__builtin_os_log_format(buf, "%Lf", ld);
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_16_0
-// CHECK: (ptr noundef %[[BUFFER:.*]], i64 noundef %[[ARG0_COERCE0:.*]], i64
noundef %[[ARG0_COERCE1:.*]])
+// CHECK: (ptr noundef %[[BUFFER:.*]], i128 noundef %[[ARG0:.*]])
-// CHECK: %[[ARG0:.*]] = alloca i128, align 16
// CHECK: %[[BUFFER_ADDR:.*]] = alloca ptr, align 8
// CHECK: %[[ARG0_ADDR:.*]] = alloca i128, align 16
-// CHECK: %[[V1:.*]] = getelementptr inbounds nuw { i64, i64 }, ptr %[[ARG0]],
i32 0, i32 0
-// CHECK: store i64 %[[ARG0_COERCE0]], ptr %[[V1]], align 16
-// CHECK: %[[V2:.*]] = getelementptr inbounds nuw { i64, i64 }, ptr %[[ARG0]],
i32 0, i32 1
-// CHECK: store i64 %[[ARG0_COERCE1]], ptr %[[V2]], align 8
-// CHECK: %[[ARG01:.*]] = load i128, ptr %[[ARG0]], align 16
// CHECK: store ptr %[[BUFFER]], ptr %[[BUFFER_ADDR]], align 8
-// CHECK: store i128 %[[ARG01]], ptr %[[ARG0_ADDR]], align 16
+// CHECK: store i128 %[[ARG0]], ptr %[[ARG0_ADDR]], align 16
// CHECK: %[[BUF:.*]] = load ptr, ptr %[[BUFFER_ADDR]], align 8
// CHECK: %[[SUMMARY:.*]] = getelementptr i8, ptr %[[BUF]], i64 0
// CHECK: store i8 0, ptr %[[SUMMARY]], align 1
diff --git a/clang/test/CodeGen/extend-arg-64.c
b/clang/test/CodeGen/extend-arg-64.c
index 2cb56d35af21d..8b99c01807ecc 100644
--- a/clang/test/CodeGen/extend-arg-64.c
+++ b/clang/test/CodeGen/extend-arg-64.c
@@ -84,7 +84,7 @@ int test(void) {
#ifdef D128
knr(i128);
// CHECKEXT: load i128
- // CHECKEXT: call{{.*}} void (i64, i64, ...) @knr
+ // CHECKEXT: call{{.*}} void (i128, ...) @knr
#endif
knr(u32, s32, u16, s16, u8, s8);
>From c822e80122408827f441ad98b424ff18d20cf0da Mon Sep 17 00:00:00 2001
From: T0b1 <git...@t0b1.dev>
Date: Sun, 27 Apr 2025 21:22:09 +0200
Subject: [PATCH 2/2] [Clang][CodeGen][X86] handle (u)int128_t in structs.
As a side-effect, this will also pass _BitInt(128) as a i128 if it is
passed in registers
---
clang/lib/CodeGen/Targets/X86.cpp | 35 +++++++++--------------
clang/test/CodeGen/X86/x86_64-arguments.c | 18 ++++++++++++
clang/test/CodeGen/ext-int-cc.c | 4 +--
3 files changed, 34 insertions(+), 23 deletions(-)
diff --git a/clang/lib/CodeGen/Targets/X86.cpp
b/clang/lib/CodeGen/Targets/X86.cpp
index aa4ab1c2e5490..bd2e0d3ebee4c 100644
--- a/clang/lib/CodeGen/Targets/X86.cpp
+++ b/clang/lib/CodeGen/Targets/X86.cpp
@@ -2473,10 +2473,10 @@ GetSSETypeAtOffset(llvm::Type *IRType, unsigned
IROffset,
/// GetINTEGERTypeAtOffset - The ABI specifies that a value should be passed in
-/// an 8-byte GPR. This means that we either have a scalar or we are talking
-/// about the high or low part of an up-to-16-byte struct. This routine picks
+/// one or more 8-byte GPRs. This means that we either have a scalar or we
are talking
+/// about the high and/or low part of an up-to-16-byte struct. This routine
picks
/// the best LLVM IR type to represent this, which may be i64 or may be
anything
-/// else that the backend will pass in a GPR that works better (e.g. i8, %foo*,
+/// else that the backend will pass in GPRs that works better (e.g. i8, %foo*,
/// etc).
///
/// PrefType is an LLVM IR type that corresponds to (part of) the IR type for
@@ -2535,6 +2535,17 @@ GetINTEGERTypeAtOffset(llvm::Type *IRType, unsigned
IROffset,
SourceOffset);
}
+ // if we have a 128-bit integer, we can pass it safely using an i128
+ // so we return that if the IROffset is 0 and no type otherwise
+ if (IRType->isIntegerTy(128)) {
+ if (IROffset == 0) {
+ return IRType;
+ } else {
+ assert(IROffset == 8);
+ return nullptr;
+ }
+ }
+
// Okay, we don't have any better idea of what to pass, so we pass this in an
// integer register that isn't too big to fit the rest of the struct.
unsigned TySizeInBytes =
@@ -2595,14 +2606,6 @@ GetX86_64ByValArgumentPair(llvm::Type *Lo, llvm::Type
*Hi,
ABIArgInfo X86_64ABIInfo::
classifyReturnType(QualType RetTy) const {
- // return int128 as i128
- if (const BuiltinType *BT = RetTy->getAs<BuiltinType>()) {
- BuiltinType::Kind k = BT->getKind();
- if (k == BuiltinType::Int128 || k == BuiltinType::UInt128) {
- return ABIArgInfo::getDirect();
- }
- }
-
// AMD64-ABI 3.2.3p4: Rule 1. Classify the return type with the
// classification algorithm.
X86_64ABIInfo::Class Lo, Hi;
@@ -2735,16 +2738,6 @@ X86_64ABIInfo::classifyArgumentType(QualType Ty,
unsigned freeIntRegs,
bool isNamedArg, bool IsRegCall) const {
Ty = useFirstFieldIfTransparentUnion(Ty);
- // represent int128 as i128
- if (const BuiltinType *BT = Ty->getAs<BuiltinType>()) {
- BuiltinType::Kind k = BT->getKind();
- if (k == BuiltinType::Int128 || k == BuiltinType::UInt128) {
- neededInt = 2;
- neededSSE = 0;
- return ABIArgInfo::getDirect();
- }
- }
-
X86_64ABIInfo::Class Lo, Hi;
classify(Ty, 0, Lo, Hi, isNamedArg, IsRegCall);
diff --git a/clang/test/CodeGen/X86/x86_64-arguments.c
b/clang/test/CodeGen/X86/x86_64-arguments.c
index fd73fbaa8e54f..580f9487395d3 100644
--- a/clang/test/CodeGen/X86/x86_64-arguments.c
+++ b/clang/test/CodeGen/X86/x86_64-arguments.c
@@ -572,6 +572,24 @@ void f71(__int128_t a, __int128_t b, long long c, struct
s71 d) {
void f72(__int128_t a, __int128_t b, struct s71 d) {
}
+// check that structs containing (u)int128_t are passed correctly
+struct s73 {
+ struct inner {
+ __uint128_t a;
+ };
+ struct inner in;
+};
+// CHECK-LABEL: define{{.*}} i128 @f73(i128 %a.coerce)
+struct s73 f73(struct s73 a) {
+ return a;
+}
+
+// check that _BitInt(128) is still passed correctly on the stack
+// CHECK-LABEL: define{{.*}} i128 @f74(i128 noundef %b, i128 noundef %c, i128
noundef %d, i64 noundef %e, ptr noundef byval(i128) align 8 %0)
+_BitInt(128) f74(__uint128_t b, __uint128_t c, __uint128_t d, long e,
_BitInt(128) a) {
+ return a;
+}
+
/// The synthesized __va_list_tag does not have file/line fields.
// CHECK: = distinct !DICompositeType(tag: DW_TAG_structure_type, name:
"__va_list_tag",
// CHECK-NOT: file:
diff --git a/clang/test/CodeGen/ext-int-cc.c b/clang/test/CodeGen/ext-int-cc.c
index 14efd54e24ffb..3e456c1ce2602 100644
--- a/clang/test/CodeGen/ext-int-cc.c
+++ b/clang/test/CodeGen/ext-int-cc.c
@@ -32,7 +32,7 @@
// Make sure 128 and 64 bit versions are passed like integers.
void ParamPassing(_BitInt(128) b, _BitInt(64) c) {}
-// LIN64: define{{.*}} void @ParamPassing(i64 %{{.+}}, i64 %{{.+}}, i64
%{{.+}})
+// LIN64: define{{.*}} void @ParamPassing(i128 %{{.+}}, i64 %{{.+}})
// WIN64: define dso_local void @ParamPassing(ptr %{{.+}}, i64 %{{.+}})
// LIN32: define{{.*}} void @ParamPassing(ptr %{{.+}}, i64 %{{.+}})
// WIN32: define dso_local void @ParamPassing(ptr %{{.+}}, i64 %{{.+}})
@@ -258,7 +258,7 @@ _BitInt(127) ReturnPassing3(void) { return 0; }
// LA32: define{{.*}} void @ReturnPassing3(ptr dead_on_unwind noalias writable
sret
_BitInt(128) ReturnPassing4(void) { return 0; }
-// LIN64: define{{.*}} { i64, i64 } @ReturnPassing4(
+// LIN64: define{{.*}} i128 @ReturnPassing4(
// WIN64: define dso_local void @ReturnPassing4(ptr dead_on_unwind noalias
writable sret
// LIN32: define{{.*}} void @ReturnPassing4(ptr dead_on_unwind noalias
writable sret
// WIN32: define dso_local void @ReturnPassing4(ptr dead_on_unwind noalias
writable sret
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