llvm-6502/test/CodeGen/ARM/neon_minmax.ll
Bob Wilson 9f6c4c141f Use NEON vmin/vmax instructions for floating-point selects.
Radar 7461718.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96572 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-18 06:05:53 +00:00

66 lines
1.5 KiB
LLVM

; RUN: llc < %s -march=arm -mcpu=cortex-a8 | FileCheck %s
define float @fmin_ole(float %x) nounwind {
;CHECK: fmin_ole:
;CHECK: vmin.f32
%cond = fcmp ole float 1.0, %x
%min1 = select i1 %cond, float 1.0, float %x
ret float %min1
}
define float @fmin_ult(float %x) nounwind {
;CHECK: fmin_ult:
;CHECK: vmin.f32
%cond = fcmp ult float %x, 1.0
%min1 = select i1 %cond, float %x, float 1.0
ret float %min1
}
define float @fmax_ogt(float %x) nounwind {
;CHECK: fmax_ogt:
;CHECK: vmax.f32
%cond = fcmp ogt float 1.0, %x
%max1 = select i1 %cond, float 1.0, float %x
ret float %max1
}
define float @fmax_uge(float %x) nounwind {
;CHECK: fmax_uge:
;CHECK: vmax.f32
%cond = fcmp uge float %x, 1.0
%max1 = select i1 %cond, float %x, float 1.0
ret float %max1
}
define float @fmax_olt_reverse(float %x) nounwind {
;CHECK: fmax_olt_reverse:
;CHECK: vmax.f32
%cond = fcmp olt float %x, 1.0
%max1 = select i1 %cond, float 1.0, float %x
ret float %max1
}
define float @fmax_ule_reverse(float %x) nounwind {
;CHECK: fmax_ule_reverse:
;CHECK: vmax.f32
%cond = fcmp ult float 1.0, %x
%max1 = select i1 %cond, float %x, float 1.0
ret float %max1
}
define float @fmin_oge_reverse(float %x) nounwind {
;CHECK: fmin_oge_reverse:
;CHECK: vmin.f32
%cond = fcmp oge float %x, 1.0
%min1 = select i1 %cond, float 1.0, float %x
ret float %min1
}
define float @fmin_ugt_reverse(float %x) nounwind {
;CHECK: fmin_ugt_reverse:
;CHECK: vmin.f32
%cond = fcmp ugt float 1.0, %x
%min1 = select i1 %cond, float %x, float 1.0
ret float %min1
}