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ad5400fa72
for pre-2.9 bitcode files. We keep x86 unaligned loads, movnt, crc32, and the target indep prefetch change. As usual, updating the testsuite is a PITA. llvm-svn: 133337
23 lines
934 B
LLVM
23 lines
934 B
LLVM
; Linux doesn't support stack realignment for functions with allocas (PR2888).
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; Until it does, we shouldn't use movaps to access the stack. On targets with
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; sufficiently aligned stack (e.g. darwin) we should.
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; PR8969 - make 32-bit linux have a 16-byte aligned stack
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; RUN: llc < %s -mtriple=i386-pc-linux-gnu -mcpu=yonah | grep movaps | count 2
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; RUN: llc < %s -mtriple=i686-apple-darwin9 -mcpu=yonah | grep movaps | count 2
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
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target triple = "i386-pc-linux-gnu"
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define void @foo(i32 %t) nounwind {
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%tmp1210 = alloca i8, i32 32, align 4
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call void @llvm.memset.p0i8.i64(i8* %tmp1210, i8 0, i64 32, i32 4, i1 false)
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%x = alloca i8, i32 %t
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call void @dummy(i8* %x)
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ret void
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}
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declare void @dummy(i8*)
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declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
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