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| author | Evan Cheng <evan.cheng@apple.com> | 2008-04-25 07:56:45 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-04-25 07:56:45 +0000 |
| commit | f5af6fe44a26d5c4aea768ce0cf26ef82d8ce312 (patch) | |
| tree | 6acaac21d307f5fe8cba55bc6e638bb893402f5f /test/CodeGen | |
| parent | c368b5b8837742f0deb68664e2701162b166d67b (diff) | |
| download | external_llvm-f5af6fe44a26d5c4aea768ce0cf26ef82d8ce312.zip external_llvm-f5af6fe44a26d5c4aea768ce0cf26ef82d8ce312.tar.gz external_llvm-f5af6fe44a26d5c4aea768ce0cf26ef82d8ce312.tar.bz2 | |
MMX argument passing fixes:
On Darwin / Linux x86-32, v8i8, v4i16, v2i32 values are passed in MM[0-2].
On Darwin / Linux x86-32, v1i64 values are passed in memory.
On Darwin x86-64, v8i8, v4i16, v2i32 values are passed in XMM[0-7].
On Darwin x86-64, v1i64 values are passed in 64-bit GPRs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50257 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
| -rw-r--r-- | test/CodeGen/X86/mmx-arg-passing.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/CodeGen/X86/mmx-arg-passing.ll b/test/CodeGen/X86/mmx-arg-passing.ll new file mode 100644 index 0000000..232a98a --- /dev/null +++ b/test/CodeGen/X86/mmx-arg-passing.ll @@ -0,0 +1,23 @@ +; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin -mattr=+mmx | grep mm0 | count 3 +; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin -mattr=+mmx | grep esp | count 1 +; RUN: llvm-as < %s | llc -mtriple=x86_64-apple-darwin -mattr=+mmx,+sse2 | grep xmm0 +; RUN: llvm-as < %s | llc -mtriple=x86_64-apple-darwin -mattr=+mmx,+sse2 | grep rdi +; +; On Darwin x86-32, v8i8, v4i16, v2i32 values are passed in MM[0-2]. +; On Darwin x86-32, v1i64 values are passed in memory. +; On Darwin x86-64, v8i8, v4i16, v2i32 values are passed in XMM[0-7]. +; On Darwin x86-64, v1i64 values are passed in 64-bit GPRs. + +@u1 = external global <8 x i8> + +define void @t1(<8 x i8> %v1) nounwind { + store <8 x i8> %v1, <8 x i8>* @u1, align 8 + ret void +} + +@u2 = external global <1 x i64> + +define void @t2(<1 x i64> %v1) nounwind { + store <1 x i64> %v1, <1 x i64>* @u2, align 8 + ret void +} |