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Add a Subtarget feature 'v8fp' to the ARM backend.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185073 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Joey Gouly
2013-06-27 11:49:26 +00:00
parent 88d93a7cc4
commit 31d2f08f88
7 changed files with 36 additions and 5 deletions
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lib/Target/ARM/ARMAsmPrinter.cpp
+14 -4
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@@ -781,8 +781,14 @@ void ARMAsmPrinter::emitAttributes() {
emitFPU = false;
}
/* VFPv4 + .fpu */
if (Subtarget->hasVFP4()) {
/* V8FP + .fpu */
if (Subtarget->hasV8FP()) {
AttrEmitter->EmitAttribute(ARMBuildAttrs::VFP_arch,
ARMBuildAttrs::AllowV8FPA);
if (emitFPU)
AttrEmitter->EmitTextAttribute(ARMBuildAttrs::VFP_arch, "v8fp");
/* VFPv4 + .fpu */
} else if (Subtarget->hasVFP4()) {
AttrEmitter->EmitAttribute(ARMBuildAttrs::VFP_arch,
ARMBuildAttrs::AllowFPv4A);
if (emitFPU)
@@ -806,8 +812,12 @@ void ARMAsmPrinter::emitAttributes() {
/* TODO: ARMBuildAttrs::Allowed is not completely accurate,
* since NEON can have 1 (allowed) or 2 (MAC operations) */
if (Subtarget->hasNEON()) {
AttrEmitter->EmitAttribute(ARMBuildAttrs::Advanced_SIMD_arch,
ARMBuildAttrs::Allowed);
if (Subtarget->hasV8Ops())
AttrEmitter->EmitAttribute(ARMBuildAttrs::Advanced_SIMD_arch,
ARMBuildAttrs::AllowedNeonV8);
else
AttrEmitter->EmitAttribute(ARMBuildAttrs::Advanced_SIMD_arch,
ARMBuildAttrs::Allowed);
}
// Signal various FP modes.