diff options
| author | Anton Korobeynikov <asl@math.spbu.ru> | 2009-08-26 13:44:29 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2009-08-26 13:44:29 +0000 |
| commit | cd76128f182b9a9f3986384523cf90f4c30e4d35 (patch) | |
| tree | 939263e00edd02b6b91f26752a3249449f7632e0 /test/CodeGen | |
| parent | 3772fb11feabfa304faddaaf902eaf57307766af (diff) | |
| download | external_llvm-cd76128f182b9a9f3986384523cf90f4c30e4d35.zip external_llvm-cd76128f182b9a9f3986384523cf90f4c30e4d35.tar.gz external_llvm-cd76128f182b9a9f3986384523cf90f4c30e4d35.tar.bz2 | |
Add dummy inline asm handling for 'r' constraint. This fixes PR4778
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80085 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
| -rw-r--r-- | test/CodeGen/MSP430/inline-asm.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/MSP430/inline-asm.ll b/test/CodeGen/MSP430/inline-asm.ll new file mode 100644 index 0000000..83e8d12 --- /dev/null +++ b/test/CodeGen/MSP430/inline-asm.ll @@ -0,0 +1,16 @@ +; RUN: llvm-as < %s | llc +; PR4778 +target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8" +target triple = "msp430-generic-generic" + +define signext i8 @__nesc_atomic_start() nounwind { +entry: + %0 = tail call i16 asm sideeffect "mov r2, $0", "=r"() nounwind ; <i16> [#uses=1] + %1 = trunc i16 %0 to i8 ; <i8> [#uses=1] + %and3 = lshr i8 %1, 3 ; <i8> [#uses=1] + %conv1 = and i8 %and3, 1 ; <i8> [#uses=1] + tail call void asm sideeffect "dint", ""() nounwind + tail call void asm sideeffect "nop", ""() nounwind + tail call void asm sideeffect "", "~{memory}"() nounwind + ret i8 %conv1 +} |