forked from OSchip/llvm-project
134 lines
3.7 KiB
LLVM
134 lines
3.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by update_test_checks.py
|
|
; RUN: opt < %s -instsimplify -S | FileCheck %s
|
|
|
|
; These tests choose arbitrarily between float and double,
|
|
; and between uge and olt, to give reasonble coverage
|
|
; without combinatorial explosion.
|
|
|
|
declare float @llvm.fabs.f32(float)
|
|
declare float @llvm.sqrt.f32(float)
|
|
declare double @llvm.powi.f64(double,i32)
|
|
declare float @llvm.exp.f32(float)
|
|
declare float @llvm.minnum.f32(float, float)
|
|
declare float @llvm.maxnum.f32(float, float)
|
|
declare double @llvm.exp2.f64(double)
|
|
declare float @llvm.fma.f32(float,float,float)
|
|
|
|
declare void @expect_equal(i1,i1)
|
|
|
|
define i1 @orderedLessZeroTree(float,float,float,float) {
|
|
; CHECK-LABEL: @orderedLessZeroTree(
|
|
; CHECK: ret i1 true
|
|
;
|
|
%square = fmul float %0, %0
|
|
%abs = call float @llvm.fabs.f32(float %1)
|
|
%sqrt = call float @llvm.sqrt.f32(float %2)
|
|
%fma = call float @llvm.fma.f32(float %3, float %3, float %sqrt)
|
|
%div = fdiv float %square, %abs
|
|
%rem = frem float %sqrt, %fma
|
|
%add = fadd float %div, %rem
|
|
%uge = fcmp uge float %add, 0.000000e+00
|
|
ret i1 %uge
|
|
}
|
|
|
|
define i1 @orderedLessZeroExpExt(float) {
|
|
; CHECK-LABEL: @orderedLessZeroExpExt(
|
|
; CHECK: ret i1 true
|
|
;
|
|
%a = call float @llvm.exp.f32(float %0)
|
|
%b = fpext float %a to double
|
|
%uge = fcmp uge double %b, 0.000000e+00
|
|
ret i1 %uge
|
|
}
|
|
|
|
define i1 @orderedLessZeroExp2Trunc(double) {
|
|
; CHECK-LABEL: @orderedLessZeroExp2Trunc(
|
|
; CHECK: ret i1 false
|
|
;
|
|
%a = call double @llvm.exp2.f64(double %0)
|
|
%b = fptrunc double %a to float
|
|
%olt = fcmp olt float %b, 0.000000e+00
|
|
ret i1 %olt
|
|
}
|
|
|
|
define i1 @orderedLessZeroPowi(double,double) {
|
|
; CHECK-LABEL: @orderedLessZeroPowi(
|
|
; CHECK: ret i1 false
|
|
;
|
|
; Even constant exponent
|
|
%a = call double @llvm.powi.f64(double %0, i32 2)
|
|
%square = fmul double %1, %1
|
|
; Odd constant exponent with provably non-negative base
|
|
%b = call double @llvm.powi.f64(double %square, i32 3)
|
|
%c = fadd double %a, %b
|
|
%olt = fcmp olt double %b, 0.000000e+00
|
|
ret i1 %olt
|
|
}
|
|
|
|
define i1 @orderedLessZeroUIToFP(i32) {
|
|
; CHECK-LABEL: @orderedLessZeroUIToFP(
|
|
; CHECK: ret i1 true
|
|
;
|
|
%a = uitofp i32 %0 to float
|
|
%uge = fcmp uge float %a, 0.000000e+00
|
|
ret i1 %uge
|
|
}
|
|
|
|
define i1 @orderedLessZeroSelect(float, float) {
|
|
; CHECK-LABEL: @orderedLessZeroSelect(
|
|
; CHECK: ret i1 true
|
|
;
|
|
%a = call float @llvm.exp.f32(float %0)
|
|
%b = call float @llvm.fabs.f32(float %1)
|
|
%c = fcmp olt float %0, %1
|
|
%d = select i1 %c, float %a, float %b
|
|
%e = fadd float %d, 1.0
|
|
%uge = fcmp uge float %e, 0.000000e+00
|
|
ret i1 %uge
|
|
}
|
|
|
|
define i1 @orderedLessZeroMinNum(float, float) {
|
|
; CHECK-LABEL: @orderedLessZeroMinNum(
|
|
; CHECK: ret i1 true
|
|
;
|
|
%a = call float @llvm.exp.f32(float %0)
|
|
%b = call float @llvm.fabs.f32(float %1)
|
|
%c = call float @llvm.minnum.f32(float %a, float %b)
|
|
%uge = fcmp uge float %c, 0.000000e+00
|
|
ret i1 %uge
|
|
}
|
|
|
|
define i1 @orderedLessZeroMaxNum(float, float) {
|
|
; CHECK-LABEL: @orderedLessZeroMaxNum(
|
|
; CHECK: ret i1 true
|
|
;
|
|
%a = call float @llvm.exp.f32(float %0)
|
|
%b = call float @llvm.maxnum.f32(float %a, float %1)
|
|
%uge = fcmp uge float %b, 0.000000e+00
|
|
ret i1 %uge
|
|
}
|
|
|
|
define i1 @nonans1(double %in1, double %in2) {
|
|
; CHECK-LABEL: @nonans1(
|
|
; CHECK: ret i1 false
|
|
;
|
|
%cmp = fcmp nnan uno double %in1, %in2
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @nonans2(double %in1, double %in2) {
|
|
; CHECK-LABEL: @nonans2(
|
|
; CHECK: ret i1 true
|
|
;
|
|
%cmp = fcmp nnan ord double %in1, %in2
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define <2 x i1> @orderedCompareWithNaNVector(<2 x double> %A) {
|
|
; CHECK-LABEL: @orderedCompareWithNaNVector(
|
|
; CHECK: ret <2 x i1> zeroinitializer
|
|
%cmp = fcmp olt <2 x double> %A, <double 0xFFFFFFFFFFFFFFFF, double 0xFFFFFFFFFFFFFFFF>
|
|
ret <2 x i1> %cmp
|
|
}
|
|
|