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https://github.com/c64scene-ar/llvm-6502.git
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73f468218f
floating-point reciprocal square root step LLVM AArch64 intrinsics to use f32/f64 types, rather than their vector equivalents. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@197067 91177308-0d34-0410-b5e6-96231b3b80d8
93 lines
2.7 KiB
LLVM
93 lines
2.7 KiB
LLVM
; RUN: llc -mtriple=aarch64-none-linux-gnu -mattr=+neon < %s | FileCheck %s
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define float @test_vrecpss_f32(float %a, float %b) {
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; CHECK: test_vrecpss_f32
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; CHECK: frecps {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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%1 = call float @llvm.aarch64.neon.vrecps.f32(float %a, float %b)
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ret float %1
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}
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define double @test_vrecpsd_f64(double %a, double %b) {
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; CHECK: test_vrecpsd_f64
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; CHECK: frecps {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
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%1 = call double @llvm.aarch64.neon.vrecps.f64(double %a, double %b)
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ret double %1
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}
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declare float @llvm.aarch64.neon.vrecps.f32(float, float)
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declare double @llvm.aarch64.neon.vrecps.f64(double, double)
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define float @test_vrsqrtss_f32(float %a, float %b) {
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; CHECK: test_vrsqrtss_f32
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; CHECK: frsqrts {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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%1 = call float @llvm.aarch64.neon.vrsqrts.f32(float %a, float %b)
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ret float %1
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}
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define double @test_vrsqrtsd_f64(double %a, double %b) {
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; CHECK: test_vrsqrtsd_f64
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; CHECK: frsqrts {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
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%1 = call double @llvm.aarch64.neon.vrsqrts.f64(double %a, double %b)
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ret double %1
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}
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declare float @llvm.aarch64.neon.vrsqrts.f32(float, float)
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declare double @llvm.aarch64.neon.vrsqrts.f64(double, double)
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define float @test_vrecpes_f32(float %a) {
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; CHECK: test_vrecpes_f32
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; CHECK: frecpe {{s[0-9]+}}, {{s[0-9]+}}
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entry:
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%0 = call float @llvm.aarch64.neon.vrecpe.f32(float %a)
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ret float %0
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}
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define double @test_vrecped_f64(double %a) {
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; CHECK: test_vrecped_f64
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; CHECK: frecpe {{d[0-9]+}}, {{d[0-9]+}}
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entry:
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%0 = call double @llvm.aarch64.neon.vrecpe.f64(double %a)
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ret double %0
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}
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declare float @llvm.aarch64.neon.vrecpe.f32(float)
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declare double @llvm.aarch64.neon.vrecpe.f64(double)
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define float @test_vrecpxs_f32(float %a) {
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; CHECK: test_vrecpxs_f32
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; CHECK: frecpx {{s[0-9]+}}, {{s[0-9]+}}
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entry:
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%0 = call float @llvm.aarch64.neon.vrecpx.f32(float %a)
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ret float %0
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}
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define double @test_vrecpxd_f64(double %a) {
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; CHECK: test_vrecpxd_f64
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; CHECK: frecpx {{d[0-9]+}}, {{d[0-9]+}}
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entry:
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%0 = call double @llvm.aarch64.neon.vrecpx.f64(double %a)
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ret double %0
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}
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declare float @llvm.aarch64.neon.vrecpx.f32(float)
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declare double @llvm.aarch64.neon.vrecpx.f64(double)
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define float @test_vrsqrtes_f32(float %a) {
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; CHECK: test_vrsqrtes_f32
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; CHECK: frsqrte {{s[0-9]+}}, {{s[0-9]+}}
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entry:
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%0 = call float @llvm.aarch64.neon.vrsqrte.f32(float %a)
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ret float %0
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}
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define double @test_vrsqrted_f64(double %a) {
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; CHECK: test_vrsqrted_f64
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; CHECK: frsqrte {{d[0-9]+}}, {{d[0-9]+}}
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entry:
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%0 = call double @llvm.aarch64.neon.vrsqrte.f64(double %a)
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ret double %0
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}
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declare float @llvm.aarch64.neon.vrsqrte.f32(float)
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declare double @llvm.aarch64.neon.vrsqrte.f64(double)
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