Author: QingShan Zhang Date: 2020-12-11T10:36:46Z New Revision: 68dbb7789e5388657420afcbdd0f928e4fdfcfb8
URL: https://github.com/llvm/llvm-project/commit/68dbb7789e5388657420afcbdd0f928e4fdfcfb8 DIFF: https://github.com/llvm/llvm-project/commit/68dbb7789e5388657420afcbdd0f928e4fdfcfb8.diff LOG: [NFC][Test] Add a test to verify the instruction form we got from isel Added: llvm/test/CodeGen/PowerPC/ldst-align.ll Modified: Removed: ################################################################################ diff --git a/llvm/test/CodeGen/PowerPC/ldst-align.ll b/llvm/test/CodeGen/PowerPC/ldst-align.ll new file mode 100644 index 000000000000..129f28191ec7 --- /dev/null +++ b/llvm/test/CodeGen/PowerPC/ldst-align.ll @@ -0,0 +1,46 @@ +; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py +; RUN: llc -mcpu=pwr9 -mtriple=powerpc64le-unknown-linux-gnu < %s \ +; RUN: -stop-after=finalize-isel -verify-machineinstrs | FileCheck %s +define i64 @load(i64* %p) { + ; CHECK-LABEL: name: load + ; CHECK: bb.0.entry: + ; CHECK: liveins: $x3 + ; CHECK: [[COPY:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x3 + ; CHECK: [[ADDI8_:%[0-9]+]]:g8rc = nuw ADDI8 [[COPY]], 24 + ; CHECK: [[LDX:%[0-9]+]]:g8rc = LDX $zero8, killed [[ADDI8_]] :: (load 8 from %ir.arrayidx, align 2) + ; CHECK: $x3 = COPY [[LDX]] + ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3 +entry: + %arrayidx = getelementptr inbounds i64, i64* %p, i64 3 + %0 = load i64, i64* %arrayidx, align 2 + ret i64 %0 +} + +define void @store(i64* %p) { + ; CHECK-LABEL: name: store + ; CHECK: bb.0.entry: + ; CHECK: liveins: $x3 + ; CHECK: [[COPY:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x3 + ; CHECK: [[ADDI8_:%[0-9]+]]:g8rc = nuw ADDI8 [[COPY]], 16 + ; CHECK: [[LI8_:%[0-9]+]]:g8rc = LI8 9 + ; CHECK: STDX killed [[LI8_]], $zero8, killed [[ADDI8_]] :: (store 8 into %ir.arrayidx, align 1) + ; CHECK: BLR8 implicit $lr8, implicit $rm +entry: + %arrayidx = getelementptr inbounds i64, i64* %p, i64 2 + store i64 9, i64* %arrayidx, align 1 + ret void +} + +define void @store_aligned(i64* %p) { + ; CHECK-LABEL: name: store_aligned + ; CHECK: bb.0.entry: + ; CHECK: liveins: $x3 + ; CHECK: [[COPY:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x3 + ; CHECK: [[LI8_:%[0-9]+]]:g8rc = LI8 9 + ; CHECK: STD killed [[LI8_]], 16, [[COPY]] :: (store 8 into %ir.arrayidx, align 4) + ; CHECK: BLR8 implicit $lr8, implicit $rm +entry: + %arrayidx = getelementptr inbounds i64, i64* %p, i64 2 + store i64 9, i64* %arrayidx, align 4 + ret void +} _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
