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| author | Chad Rosier <mcrosier@apple.com> | 2011-12-02 20:25:18 +0000 |
|---|---|---|
| committer | Chad Rosier <mcrosier@apple.com> | 2011-12-02 20:25:18 +0000 |
| commit | b74c865841481074539bdf4de35024939854f2e6 (patch) | |
| tree | 2b5fa49ed5fc5151353c50cf8569bd9b7c1a38d7 /test | |
| parent | 427876757f3df35f2a1a89088fadbdd5acf63e85 (diff) | |
| download | external_llvm-b74c865841481074539bdf4de35024939854f2e6.zip external_llvm-b74c865841481074539bdf4de35024939854f2e6.tar.gz external_llvm-b74c865841481074539bdf4de35024939854f2e6.tar.bz2 | |
[arm-fast-isel] After promoting a function parameter be sure to update the
argument value type. Otherwise, the sign/zero-extend has no effect on arguments
passed via the stack (i.e., undefined high-order bits).
rdar://10515467
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145701 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/ARM/fast-isel-call.ll | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/fast-isel-call.ll b/test/CodeGen/ARM/fast-isel-call.ll index 00346bf..695dbba 100644 --- a/test/CodeGen/ARM/fast-isel-call.ll +++ b/test/CodeGen/ARM/fast-isel-call.ll @@ -80,3 +80,49 @@ declare zeroext i16 @t6(); declare signext i8 @t7(); declare zeroext i8 @t8(); declare zeroext i1 @t9(); + +define i32 @t10(i32 %argc, i8** nocapture %argv) { +entry: +; ARM: @t10 +; ARM: movw r0, #0 +; ARM: movw r1, #248 +; ARM: movw r2, #187 +; ARM: movw r3, #28 +; ARM: movw r9, #40 +; ARM: movw r12, #186 +; ARM: uxtb r0, r0 +; ARM: uxtb r1, r1 +; ARM: uxtb r2, r2 +; ARM: uxtb r3, r3 +; ARM: uxtb r9, r9 +; ARM: str r9, [sp] +; ARM: uxtb r9, r12 +; ARM: str r9, [sp, #4] +; ARM: bl _bar +; THUMB: @t10 +; THUMB: movs r0, #0 +; THUMB: movt r0, #0 +; THUMB: movs r1, #248 +; THUMB: movt r1, #0 +; THUMB: movs r2, #187 +; THUMB: movt r2, #0 +; THUMB: movs r3, #28 +; THUMB: movt r3, #0 +; THUMB: movw r9, #40 +; THUMB: movt r9, #0 +; THUMB: movw r12, #186 +; THUMB: movt r12, #0 +; THUMB: uxtb r0, r0 +; THUMB: uxtb r1, r1 +; THUMB: uxtb r2, r2 +; THUMB: uxtb r3, r3 +; THUMB: uxtb.w r9, r9 +; THUMB: str.w r9, [sp] +; THUMB: uxtb.w r9, r12 +; THUMB: str.w r9, [sp, #4] +; THUMB: bl _bar + %call = call i32 @bar(i8 zeroext 0, i8 zeroext -8, i8 zeroext -69, i8 zeroext 28, i8 zeroext 40, i8 zeroext -70) + ret i32 0 +} + +declare i32 @bar(i8 zeroext, i8 zeroext, i8 zeroext, i8 zeroext, i8 zeroext, i8 zeroext) |