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[InstCombine][NFC][tests] Add ninf base value case to pow-sqrt.ll

This commit is contained in:
Hubert Tong 2020-09-22 18:52:47 -04:00
parent 32c9991dab
commit a60852e9d6
1 changed files with 12 additions and 0 deletions
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12
llvm/test/Transforms/InstCombine/pow-sqrt.ll
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@ -70,6 +70,18 @@ define float @powf_intrinsic_half_fast(float %x) {
; If we can disregard INFs, no need for a select.
define double @pow_libcall_half_no_FMF_base_ninf(i32 %x) {
; CHECK-LABEL: @pow_libcall_half_no_FMF_base_ninf(
; CHECK-NEXT: [[CONV:%.*]] = uitofp i32 [[X:%.*]] to double
; CHECK-NEXT: [[SQRT:%.*]] = call double @sqrt(double [[CONV]])
; CHECK-NEXT: [[ABS:%.*]] = call double @llvm.fabs.f64(double [[SQRT]])
; CHECK-NEXT: ret double [[ABS]]
;
%conv = uitofp i32 %x to double
%pow = call double @pow(double %conv, double 5.0e-01)
ret double %pow
}
define double @pow_libcall_half_ninf(double %x) {
; CHECK-LABEL: @pow_libcall_half_ninf(
; CHECK-NEXT: [[SQRT:%.*]] = call ninf double @sqrt(double [[X:%.*]])