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updated patch for the ARM fused multiply add/sub

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In this update:
- I assumed neon2 does not imply vfpv4, but neon and vfpv4 imply neon2.
- I kept setting .fpu=neon-vfpv4 code attribute because that is what the
assembler understands.

Patch by Ana Pazos <apazos@codeaurora.org>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152036 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sebastian Pop
2012-03-05 17:39:52 +00:00
parent 43ec0f4921
commit 74bebde7c4
8 changed files with 82 additions and 48 deletions
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lib/Target/ARM/ARMAsmPrinter.cpp
+2 -2
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@@ -732,10 +732,10 @@ void ARMAsmPrinter::emitAttributes() {
if (Subtarget->hasNEON() && emitFPU) {
/* NEON is not exactly a VFP architecture, but GAS emit one of
* neon/neon-vfpv4/vfpv3/vfpv2 for .fpu parameters */
if (Subtarget->hasNEONVFP4())
if (Subtarget->hasNEON2())
AttrEmitter->EmitTextAttribute(ARMBuildAttrs::Advanced_SIMD_arch, "neon-vfpv4");
else
AttrEmitter->EmitTextAttribute(ARMBuildAttrs::Advanced_SIMD_arch, "neon");
AttrEmitter->EmitTextAttribute(ARMBuildAttrs::Advanced_SIMD_arch, "neon");
/* If emitted for NEON, omit from VFP below, since you can have both
* NEON and VFP in build attributes but only one .fpu */
emitFPU = false;