Changes in directory llvm/test/Regression/CodeGen/X86:
2006-10-07-ScalarSSEMiscompile.ll added (r1.1)
---
Log message:
new testcase we miscompile
---
Diffs of the changes: (+17 -0)
2006-10-07-ScalarSSEMiscompile.ll | 17 +++++++++++++++++
1 files changed, 17 insertions(+)
Index: llvm/test/Regression/CodeGen/X86/2006-10-07-ScalarSSEMiscompile.ll
diff -c /dev/null
llvm/test/Regression/CodeGen/X86/2006-10-07-ScalarSSEMiscompile.ll:1.1
*** /dev/null Sat Oct 7 16:54:18 2006
--- llvm/test/Regression/CodeGen/X86/2006-10-07-ScalarSSEMiscompile.ll Sat Oct
7 16:54:08 2006
***************
*** 0 ****
--- 1,17 ----
+ ; RUN: llvm-as < %s | llc -march=x86 -mattr=sse | grep movaps
+ ; Test that the load is NOT folded into the intrinsic, which would zero the
top
+ ; elts of the loaded vector.
+
+ target endian = little
+ target pointersize = 32
+ target triple = "i686-apple-darwin8.7.2"
+
+ implementation ; Functions:
+
+ <4 x float> %test(<4 x float> %A, <4 x float>* %B) {
+ %BV = load <4 x float>* %B
+ %tmp28 = tail call <4 x float> %llvm.x86.sse.sub.ss( <4 x float> %A, <4
x float> %BV)
+ ret <4 x float> %tmp28
+ }
+
+ declare <4 x float> %llvm.x86.sse.sub.ss(<4 x float>, <4 x float>)
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