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| author | Evan Cheng <evan.cheng@apple.com> | 2009-08-28 00:31:43 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-08-28 00:31:43 +0000 |
| commit | 6da267de23744b3a1676e813754d00aabc065bc9 (patch) | |
| tree | 3991057a16f7490a71519fa77164d39739eee8c2 /llvm/test/CodeGen/ARM/ldr_ext.ll | |
| parent | 108f2f6aa71b9d28d06be6b68448b4b0093f32c0 (diff) | |
| download | bcm5719-llvm-6da267de23744b3a1676e813754d00aabc065bc9.tar.gz bcm5719-llvm-6da267de23744b3a1676e813754d00aabc065bc9.zip | |
v4, v5 does not support sxtb / sxth.
llvm-svn: 80322
Diffstat (limited to 'llvm/test/CodeGen/ARM/ldr_ext.ll')
| -rw-r--r-- | llvm/test/CodeGen/ARM/ldr_ext.ll | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/llvm/test/CodeGen/ARM/ldr_ext.ll b/llvm/test/CodeGen/ARM/ldr_ext.ll index b99c7219774..dc76a1c1857 100644 --- a/llvm/test/CodeGen/ARM/ldr_ext.ll +++ b/llvm/test/CodeGen/ARM/ldr_ext.ll @@ -1,27 +1,36 @@ -; RUN: llvm-as < %s | llc -march=arm | grep ldrb | count 1 -; RUN: llvm-as < %s | llc -march=arm | grep ldrh | count 1 -; RUN: llvm-as < %s | llc -march=arm | grep ldrsb | count 1 -; RUN: llvm-as < %s | llc -march=arm | grep ldrsh | count 1 +; RUN: llvm-as < %s | llc -march=arm | FileCheck %s -define i32 @test1(i8* %v.pntr.s0.u1) { - %tmp.u = load i8* %v.pntr.s0.u1 +define i32 @test1(i8* %t1) nounwind { +; CHECK: ldrb + %tmp.u = load i8* %t1 %tmp1.s = zext i8 %tmp.u to i32 ret i32 %tmp1.s } -define i32 @test2(i16* %v.pntr.s0.u1) { - %tmp.u = load i16* %v.pntr.s0.u1 +define i32 @test2(i16* %t1) nounwind { +; CHECK: ldrh + %tmp.u = load i16* %t1 %tmp1.s = zext i16 %tmp.u to i32 ret i32 %tmp1.s } -define i32 @test3(i8* %v.pntr.s1.u0) { - %tmp.s = load i8* %v.pntr.s1.u0 +define i32 @test3(i8* %t0) nounwind { +; CHECK: ldrsb + %tmp.s = load i8* %t0 %tmp1.s = sext i8 %tmp.s to i32 ret i32 %tmp1.s } -define i32 @test4() { +define i32 @test4(i16* %t0) nounwind { +; CHECK: ldrsh + %tmp.s = load i16* %t0 + %tmp1.s = sext i16 %tmp.s to i32 + ret i32 %tmp1.s +} + +define i32 @test5() nounwind { +; CHECK: mov r0, #0 +; CHECK: ldrsh %tmp.s = load i16* null %tmp1.s = sext i16 %tmp.s to i32 ret i32 %tmp1.s |
