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| author | Evan Cheng <evan.cheng@apple.com> | 2009-08-10 23:56:04 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-08-10 23:56:04 +0000 |
| commit | 3a1f0f6785e27eb8ede455a3583ca8c885d3911e (patch) | |
| tree | ee8d3a8569c2ef730e5c38c03272af07580a08a3 /test/CodeGen/Thumb2/thumb2-ldrb.ll | |
| parent | 52c1afcaea61440950a11a4ccadac4354420d727 (diff) | |
| download | llvm-3a1f0f6785e27eb8ede455a3583ca8c885d3911e.tar.gz llvm-3a1f0f6785e27eb8ede455a3583ca8c885d3911e.tar.bz2 llvm-3a1f0f6785e27eb8ede455a3583ca8c885d3911e.tar.xz | |
Enable Thumb2 instruction shrinking (32-bit to 16-bit) pass. Convert a bunch of thumb2 tests to FileCheck.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78622 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Thumb2/thumb2-ldrb.ll')
| -rw-r--r-- | test/CodeGen/Thumb2/thumb2-ldrb.ll | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-ldrb.ll b/test/CodeGen/Thumb2/thumb2-ldrb.ll index d44ef99c3e..7f402c8774 100644 --- a/test/CodeGen/Thumb2/thumb2-ldrb.ll +++ b/test/CodeGen/Thumb2/thumb2-ldrb.ll @@ -1,18 +1,17 @@ -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep {ldrb\\.w r0} | count 5 -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep {ldrb r0} | count 2 -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep mov\\.w | grep 1 -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | not grep mvn\\.w -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep ldrb\\.w | grep lsl -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep lsr\\.w | not grep ldrb +; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | FileCheck %s define i8 @f1(i8* %v) { entry: +; CHECK: f1: +; CHECK: ldrb.w r0, [r0] %tmp = load i8* %v ret i8 %tmp } define i8 @f2(i8* %v) { entry: +; CHECK: f2: +; CHECK: ldrb r0, [r0, #-1] %tmp2 = getelementptr i8* %v, i8 1023 %tmp = load i8* %tmp2 ret i8 %tmp @@ -20,6 +19,9 @@ entry: define i8 @f3(i32 %base) { entry: +; CHECK: f3: +; CHECK: mov.w r1, #4096 +; CHECK: ldrb.w r0, [r0, +r1] %tmp1 = add i32 %base, 4096 %tmp2 = inttoptr i32 %tmp1 to i8* %tmp3 = load i8* %tmp2 @@ -28,6 +30,8 @@ entry: define i8 @f4(i32 %base) { entry: +; CHECK: f4: +; CHECK: ldrb r0, [r0, #-128] %tmp1 = sub i32 %base, 128 %tmp2 = inttoptr i32 %tmp1 to i8* %tmp3 = load i8* %tmp2 @@ -36,6 +40,8 @@ entry: define i8 @f5(i32 %base, i32 %offset) { entry: +; CHECK: f5: +; CHECK: ldrb.w r0, [r0, +r1] %tmp1 = add i32 %base, %offset %tmp2 = inttoptr i32 %tmp1 to i8* %tmp3 = load i8* %tmp2 @@ -44,6 +50,8 @@ entry: define i8 @f6(i32 %base, i32 %offset) { entry: +; CHECK: f6: +; CHECK: ldrb.w r0, [r0, +r1, lsl #2] %tmp1 = shl i32 %offset, 2 %tmp2 = add i32 %base, %tmp1 %tmp3 = inttoptr i32 %tmp2 to i8* @@ -53,6 +61,9 @@ entry: define i8 @f7(i32 %base, i32 %offset) { entry: +; CHECK: f7: +; CHECK: lsrs r1, r1, #2 +; CHECK: ldrb.w r0, [r0, +r1] %tmp1 = lshr i32 %offset, 2 %tmp2 = add i32 %base, %tmp1 %tmp3 = inttoptr i32 %tmp2 to i8* |