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llvm-mirror/test/CodeGen/Mips/fmadd1.ll
Akira Hatanaka 8fc9a35d3f Add definitions of floating point multiply add/sub and negative multiply
add/sub instructions.

llvm-svn: 151415
2012-02-25 00:21:52 +00:00

89 lines
2.3 KiB
LLVM

; RUN: llc < %s -march=mipsel -mcpu=mips32r2 -enable-no-nans-fp-math | FileCheck %s -check-prefix=32R2
; RUN: llc < %s -march=mips64el -mcpu=mips64r2 -mattr=n64 -enable-no-nans-fp-math | FileCheck %s -check-prefix=64R2
; RUN: llc < %s -march=mipsel -mcpu=mips32r2 | FileCheck %s -check-prefix=32R2NAN
; RUN: llc < %s -march=mips64el -mcpu=mips64r2 -mattr=n64 | FileCheck %s -check-prefix=64R2NAN
define float @FOO0float(float %a, float %b, float %c) nounwind readnone {
entry:
; CHECK: madd.s
%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:
; CHECK: msub.s
%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:
; 32R2: nmadd.s
; 64R2: nmadd.s
; 32R2NAN: madd.s
; 64R2NAN: madd.s
%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:
; 32R2: nmsub.s
; 64R2: nmsub.s
; 32R2NAN: msub.s
; 64R2NAN: msub.s
%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:
; CHECK: madd.d
%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:
; CHECK: msub.d
%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:
; 32R2: nmadd.d
; 64R2: nmadd.d
; 32R2NAN: madd.d
; 64R2NAN: madd.d
%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:
; 32R2: nmsub.d
; 64R2: nmsub.d
; 32R2NAN: msub.d
; 64R2NAN: msub.d
%mul = fmul double %a, %b
%sub = fsub double %mul, %c
%sub1 = fsub double 0.000000e+00, %sub
ret double %sub1
}