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AArch64 has feature predicates for NEON, FP and CRYPTO instructions. This allows the compiler to generate code without using FP, NEON or CRYPTO instructions. llvm-svn: 206949
21 lines
460 B
LLVM
21 lines
460 B
LLVM
; RUN: llc -mtriple=arm64-none-linux-gnu -mattr=-neon < %s | FileCheck %s
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define float @copy_FPR32(float %a, float %b) {
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;CHECK-LABEL: copy_FPR32:
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;CHECK: fmov s0, s1
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ret float %b;
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}
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define double @copy_FPR64(double %a, double %b) {
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;CHECK-LABEL: copy_FPR64:
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;CHECK: fmov d0, d1
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ret double %b;
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}
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define fp128 @copy_FPR128(fp128 %a, fp128 %b) {
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;CHECK-LABEL: copy_FPR128:
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;CHECK: str q1, [sp, #-16]!
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;CHECK-NEXT: ldr q0, [sp, #16]!
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ret fp128 %b;
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}
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