| ; Check that madd.[ds], msub.[ds], nmadd.[ds], and nmsub.[ds] are supported |
| ; correctly. |
| ; The spec for nmadd.[ds], and nmsub.[ds] does not state that they obey the |
| ; the Has2008 and ABS2008 configuration bits which govern the conformance to |
| ; IEEE 754 (1985) and IEEE 754 (2008). These instructions are therefore only |
| ; available when -enable-no-nans-fp-math is given. |
| |
| ; RUN: llc < %s -march=mipsel -mcpu=mips32 -enable-no-nans-fp-math | FileCheck %s -check-prefixes=ALL,32-NOMADD,32-NONAN-NOMADD |
| ; RUN: llc < %s -march=mipsel -mcpu=mips32r2 -enable-no-nans-fp-math | FileCheck %s -check-prefixes=ALL,32R2,32R2-NONAN |
| ; RUN: llc < %s -march=mipsel -mcpu=mips32r6 -enable-no-nans-fp-math | FileCheck %s -check-prefixes=ALL,32R6-NOMADD,32R6-NONAN-NOMADD |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64 -target-abi=n64 -enable-no-nans-fp-math | FileCheck %s -check-prefixes=ALL,64,64-NONAN |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64r2 -target-abi=n64 -enable-no-nans-fp-math | FileCheck %s -check-prefixes=ALL,64R2,64R2-NONAN |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64r6 -target-abi=n64 -enable-no-nans-fp-math | FileCheck %s -check-prefixes=ALL,64R6-NOMADD,64R6-NONAN-NOMADD |
| ; RUN: llc < %s -march=mipsel -mcpu=mips32 | FileCheck %s -check-prefixes=ALL,32-NOMADD,32-NAN-NOMADD |
| ; RUN: llc < %s -march=mipsel -mcpu=mips32r2 | FileCheck %s -check-prefixes=ALL,32R2,32R2-NAN |
| ; RUN: llc < %s -march=mipsel -mcpu=mips32r6 | FileCheck %s -check-prefixes=ALL,32R6-NOMADD,32R6-NAN-NOMADD |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64 -target-abi=n64 | FileCheck %s -check-prefixes=ALL,64,64-NAN |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64r2 -target-abi=n64 | FileCheck %s -check-prefixes=ALL,64R2,64R2-NAN |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64r6 -target-abi=n64 | FileCheck %s -check-prefixes=ALL,64R6-NOMADD,64R6-NAN-NOMADD |
| |
| ; Check that madd.[ds], msub.[ds], nmadd.[ds], and nmsub.[ds] are not generated |
| ; when +nomadd attribute is specified. |
| ; Output for mips32 and mips64r6 reused since aforementioned instructions are |
| ; not generated in those cases. |
| ; RUN: llc < %s -march=mipsel -mcpu=mips32r2 -enable-no-nans-fp-math -mattr=+nomadd4 | FileCheck %s -check-prefixes=ALL,32-NOMADD,32-NONAN-NOMADD |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64 -target-abi=n64 -enable-no-nans-fp-math -mattr=+nomadd4 | FileCheck %s -check-prefixes=ALL,64R6-NOMADD,64R6-NONAN-NOMADD |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64r2 -target-abi=n64 -enable-no-nans-fp-math -mattr=+nomadd4 | FileCheck %s -check-prefixes=ALL,64R6-NOMADD,64R6-NONAN-NOMADD |
| ; RUN: llc < %s -march=mipsel -mcpu=mips32r2 -mattr=+nomadd4 | FileCheck %s -check-prefixes=ALL,32-NOMADD,32-NAN-NOMADD |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64 -target-abi=n64 -mattr=+nomadd4 | FileCheck %s -check-prefixes=ALL,64R6-NOMADD,64R6-NAN-NOMADD |
| ; RUN: llc < %s -march=mips64el -mcpu=mips64r2 -target-abi=n64 -mattr=+nomadd4 | FileCheck %s -check-prefixes=ALL,64R6-NOMADD,64R6-NAN-NOMADD |
| |
| define float @FOO0float(float %a, float %b, float %c) nounwind readnone { |
| entry: |
| ; ALL-LABEL: FOO0float: |
| |
| ; 32-NOMADD-DAG: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32-NOMADD-DAG: add.s $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32-NOMADD-DAG: add.s $f0, $[[T1]], $[[T2]] |
| |
| ; 32R2: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R2: madd.s $[[T1:f[0-9]+]], $[[T0]], $f12, $f14 |
| ; 32R2: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R2: add.s $f0, $[[T1]], $[[T2]] |
| |
| ; 32R6-NOMADD-DAG: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32R6-NOMADD-DAG: add.s $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: add.s $f0, $[[T1]], $[[T2]] |
| |
| ; 64-DAG: madd.s $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64-DAG: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64-DAG: add.s $f0, $[[T0]], $[[T1]] |
| |
| ; 64R2: madd.s $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64R2: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64R2: add.s $f0, $[[T0]], $[[T1]] |
| |
| ; 64R6-NOMADD-DAG: mul.s $[[T0:f[0-9]+]], $f12, $f13 |
| ; 64R6-NOMADD-DAG: add.s $[[T1:f[0-9]+]], $[[T0]], $f14 |
| ; 64R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 64R6-NOMADD-DAG: add.s $f0, $[[T1]], $[[T2]] |
| |
| %mul = fmul float %a, %b |
| %add = fadd float %mul, %c |
| %add1 = fadd float %add, 0.000000e+00 |
| ret float %add1 |
| } |
| |
| define float @FOO1float(float %a, float %b, float %c) nounwind readnone { |
| entry: |
| ; ALL-LABEL: FOO1float: |
| |
| ; 32-NOMADD-DAG: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32-NOMADD-DAG: sub.s $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32-NOMADD-DAG: add.s $f0, $[[T1]], $[[T2]] |
| |
| ; 32R2: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R2: msub.s $[[T1:f[0-9]+]], $[[T0]], $f12, $f14 |
| ; 32R2: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R2: add.s $f0, $[[T1]], $[[T2]] |
| |
| ; 32R6-NOMADD-DAG: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32R6-NOMADD-DAG: sub.s $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: add.s $f0, $[[T1]], $[[T2]] |
| |
| ; 64-DAG: msub.s $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64-DAG: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64-DAG: add.s $f0, $[[T0]], $[[T1]] |
| |
| ; 64R2: msub.s $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64R2: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64R2: add.s $f0, $[[T0]], $[[T1]] |
| |
| ; 64R6-NOMADD-DAG: mul.s $[[T0:f[0-9]+]], $f12, $f13 |
| ; 64R6-NOMADD-DAG: sub.s $[[T1:f[0-9]+]], $[[T0]], $f14 |
| ; 64R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 64R6-NOMADD-DAG: add.s $f0, $[[T1]], $[[T2]] |
| |
| %mul = fmul float %a, %b |
| %sub = fsub float %mul, %c |
| %add = fadd float %sub, 0.000000e+00 |
| ret float %add |
| } |
| |
| define float @FOO2float(float %a, float %b, float %c) nounwind readnone { |
| entry: |
| ; ALL-LABEL: FOO2float: |
| |
| ; 32-NOMADD-DAG: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32-NOMADD-DAG: add.s $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32-NOMADD-DAG: sub.s $f0, $[[T2]], $[[T1]] |
| |
| ; 32R2-NONAN: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R2-NONAN: nmadd.s $f0, $[[T0]], $f12, $f14 |
| |
| ; 32R2-NAN: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R2-NAN: madd.s $[[T1:f[0-9]+]], $[[T0]], $f12, $f14 |
| ; 32R2-NAN: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R2-NAN: sub.s $f0, $[[T2]], $[[T1]] |
| |
| ; 32R6-NOMADD-DAG: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32R6-NOMADD-DAG: add.s $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: sub.s $f0, $[[T2]], $[[T1]] |
| |
| ; 64-NONAN: nmadd.s $f0, $f14, $f12, $f13 |
| |
| ; 64-NAN: madd.s $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64-NAN: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64-NAN: sub.s $f0, $[[T1]], $[[T0]] |
| |
| ; 64R2-NONAN: nmadd.s $f0, $f14, $f12, $f13 |
| |
| ; 64R2-NAN: madd.s $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64R2-NAN: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64R2-NAN: sub.s $f0, $[[T1]], $[[T0]] |
| |
| ; 64R6-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f13 |
| ; 64R6-NOMADD-DAG: add.s $[[T2:f[0-9]+]], $[[T1]], $f14 |
| ; 64R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 64R6-NOMADD-DAG: sub.s $f0, $[[T2]], $[[T1]] |
| |
| %mul = fmul float %a, %b |
| %add = fadd float %mul, %c |
| %sub = fsub float 0.000000e+00, %add |
| ret float %sub |
| } |
| |
| define float @FOO3float(float %a, float %b, float %c) nounwind readnone { |
| entry: |
| ; ALL-LABEL: FOO3float: |
| |
| ; 32-NOMADD-DAG: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32-NOMADD-DAG: sub.s $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32-NOMADD-DAG: sub.s $f0, $[[T2]], $[[T1]] |
| |
| ; 32R2-NONAN: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R2-NONAN: nmsub.s $f0, $[[T0]], $f12, $f14 |
| |
| ; 32R2-NAN: mtc1 $6, $[[T0:f[0-9]+]] |
| ; 32R2-NAN: msub.s $[[T1:f[0-9]+]], $[[T0]], $f12, $f14 |
| ; 32R2-NAN: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R2-NAN: sub.s $f0, $[[T2]], $[[T1]] |
| |
| ; 64-NAN: msub.s $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64-NAN: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64-NAN: sub.s $f0, $[[T1]], $[[T0]] |
| |
| ; 64-NONAN: nmsub.s $f0, $f14, $f12, $f13 |
| |
| ; 64R2-NAN: msub.s $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64R2-NAN: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64R2-NAN: sub.s $f0, $[[T1]], $[[T0]] |
| |
| ; 64R6-NOMADD-DAG: mul.s $[[T1:f[0-9]+]], $f12, $f13 |
| ; 64R6-NOMADD-DAG: sub.s $[[T2:f[0-9]+]], $[[T1]], $f14 |
| ; 64R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 64R6-NOMADD-DAG: sub.s $f0, $[[T2]], $[[T1]] |
| |
| %mul = fmul float %a, %b |
| %sub = fsub float %mul, %c |
| %sub1 = fsub float 0.000000e+00, %sub |
| ret float %sub1 |
| } |
| |
| define double @FOO10double(double %a, double %b, double %c) nounwind readnone { |
| entry: |
| ; ALL-LABEL: FOO10double: |
| |
| ; 32-NOMADD-DAG: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32-NOMADD-DAG: add.d $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32-NOMADD-DAG: add.d $f0, $[[T1]], $[[T2]] |
| |
| ; 32R2: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R2: madd.d $[[T1:f[0-9]+]], $[[T0]], $f12, $f14 |
| ; 32R2: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R2: mthc1 $zero, $[[T2]] |
| ; 32R2: add.d $f0, $[[T1]], $[[T2]] |
| |
| ; 32R6-NOMADD-DAG: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R6-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32R6-NOMADD-DAG: add.d $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: add.d $f0, $[[T1]], $[[T2]] |
| |
| ; 64-DAG: madd.d $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64-DAG: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64-DAG: add.d $f0, $[[T0]], $[[T1]] |
| |
| ; 64R2: madd.d $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64R2: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64R2: add.d $f0, $[[T0]], $[[T1]] |
| |
| ; 64R6-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f13 |
| ; 64R6-NOMADD-DAG: add.d $[[T2:f[0-9]+]], $[[T1]], $f14 |
| ; 64R6-NOMADD-DAG: dmtc1 $zero, $[[T2:f[0-9]+]] |
| ; 64R6-NOMADD-DAG: add.d $f0, $[[T1]], $[[T2]] |
| |
| %mul = fmul double %a, %b |
| %add = fadd double %mul, %c |
| %add1 = fadd double %add, 0.000000e+00 |
| ret double %add1 |
| } |
| |
| define double @FOO11double(double %a, double %b, double %c) nounwind readnone { |
| entry: |
| ; ALL-LABEL: FOO11double: |
| |
| ; 32-NOMADD-DAG: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32-NOMADD-DAG: sub.d $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32-NOMADD-DAG: add.d $f0, $[[T1]], $[[T2]] |
| |
| ; 32R2: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R2: msub.d $[[T1:f[0-9]+]], $[[T0]], $f12, $f14 |
| ; 32R2: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R2: mthc1 $zero, $[[T2]] |
| ; 32R2: add.d $f0, $[[T1]], $[[T2]] |
| |
| ; 32R6-NOMADD-DAG: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R6-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32R6-NOMADD-DAG: sub.d $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: add.d $f0, $[[T1]], $[[T2]] |
| |
| ; 64-DAG: msub.d $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64-DAG: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64-DAG: add.d $f0, $[[T0]], $[[T1]] |
| |
| ; 64R2: msub.d $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64R2: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64R2: add.d $f0, $[[T0]], $[[T1]] |
| |
| ; 64R6-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f13 |
| ; 64R6-NOMADD-DAG: sub.d $[[T2:f[0-9]+]], $[[T1]], $f14 |
| ; 64R6-NOMADD-DAG: dmtc1 $zero, $[[T2:f[0-9]+]] |
| ; 64R6-NOMADD-DAG: add.d $f0, $[[T1]], $[[T2]] |
| |
| %mul = fmul double %a, %b |
| %sub = fsub double %mul, %c |
| %add = fadd double %sub, 0.000000e+00 |
| ret double %add |
| } |
| |
| define double @FOO12double(double %a, double %b, double %c) nounwind readnone { |
| entry: |
| ; ALL-LABEL: FOO12double: |
| |
| ; 32-NOMADD-DAG: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32-NOMADD-DAG: add.d $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32-NOMADD-DAG: sub.d $f0, $[[T2]], $[[T1]] |
| |
| ; 32R2-NONAN: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R2-NONAN: nmadd.d $f0, $[[T0]], $f12, $f14 |
| |
| ; 32R2-NAN: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R2-NAN: madd.d $[[T1:f[0-9]+]], $[[T0]], $f12, $f14 |
| ; 32R2-NAN: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R2-NAN: mthc1 $zero, $[[T2]] |
| ; 32R2-NAN: sub.d $f0, $[[T2]], $[[T1]] |
| |
| ; 32R6-NOMADD-DAG: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R6-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32R6-NOMADD-DAG: add.d $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: sub.d $f0, $[[T2]], $[[T1]] |
| |
| ; 64-NONAN: nmadd.d $f0, $f14, $f12, $f13 |
| |
| ; 64-NAN: madd.d $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64-NAN: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64-NAN: sub.d $f0, $[[T1]], $[[T0]] |
| |
| ; 64R2-NONAN: nmadd.d $f0, $f14, $f12, $f13 |
| |
| ; 64R2-NAN: madd.d $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64R2-NAN: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64R2-NAN: sub.d $f0, $[[T1]], $[[T0]] |
| |
| ; 64R6-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f13 |
| ; 64R6-NOMADD-DAG: add.d $[[T2:f[0-9]+]], $[[T1]], $f14 |
| ; 64R6-NOMADD-DAG: dmtc1 $zero, $[[T2:f[0-9]+]] |
| ; 64R6-NOMADD-DAG: sub.d $f0, $[[T2]], $[[T1]] |
| |
| %mul = fmul double %a, %b |
| %add = fadd double %mul, %c |
| %sub = fsub double 0.000000e+00, %add |
| ret double %sub |
| } |
| |
| define double @FOO13double(double %a, double %b, double %c) nounwind readnone { |
| entry: |
| ; ALL-LABEL: FOO13double: |
| |
| ; 32-NOMADD-DAG: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32-NOMADD-DAG: sub.d $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32-NOMADD-DAG: sub.d $f0, $[[T2]], $[[T1]] |
| |
| ; 32R2-NONAN: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R2-NONAN: nmsub.d $f0, $[[T0]], $f12, $f14 |
| |
| ; 32R2-NAN: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R2-NAN: msub.d $[[T1:f[0-9]+]], $[[T0]], $f12, $f14 |
| ; 32R2-NAN: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R2-NAN: mthc1 $zero, $[[T2]] |
| ; 32R2-NAN: sub.d $f0, $[[T2]], $[[T1]] |
| |
| ; 32R6-NOMADD-DAG: ldc1 $[[T0:f[0-9]+]], 16($sp) |
| ; 32R6-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f14 |
| ; 32R6-NOMADD-DAG: sub.d $[[T2:f[0-9]+]], $[[T1]], $[[T0]] |
| ; 32R6-NOMADD-DAG: mtc1 $zero, $[[T2:f[0-9]+]] |
| ; 32R6-NOMADD-DAG: sub.d $f0, $[[T2]], $[[T1]] |
| |
| ; 64-NONAN: nmsub.d $f0, $f14, $f12, $f13 |
| |
| ; 64-NAN: msub.d $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64-NAN: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64-NAN: sub.d $f0, $[[T1]], $[[T0]] |
| |
| ; 64R2-NONAN: nmsub.d $f0, $f14, $f12, $f13 |
| |
| ; 64R2-NAN: msub.d $[[T0:f[0-9]+]], $f14, $f12, $f13 |
| ; 64R2-NAN: mtc1 $zero, $[[T1:f[0-9]+]] |
| ; 64R2-NAN: sub.d $f0, $[[T1]], $[[T0]] |
| |
| ; 64R6-NOMADD-DAG: mul.d $[[T1:f[0-9]+]], $f12, $f13 |
| ; 64R6-NOMADD-DAG: sub.d $[[T2:f[0-9]+]], $[[T1]], $f14 |
| ; 64R6-NOMADD-DAG: dmtc1 $zero, $[[T2:f[0-9]+]] |
| ; 64R6-NOMADD-DAG: sub.d $f0, $[[T2]], $[[T1]] |
| |
| %mul = fmul double %a, %b |
| %sub = fsub double %mul, %c |
| %sub1 = fsub double 0.000000e+00, %sub |
| ret double %sub1 |
| } |
