forked from OSchip/llvm-project
147 lines
5.8 KiB
LLVM
147 lines
5.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
|
; RUN: opt -S -passes=instcombine < %s | FileCheck %s
|
|
|
|
declare double @llvm.pow.f64(double, double)
|
|
declare void @use(double)
|
|
|
|
define double @pow_ab_a(double %a, double %b) {
|
|
; CHECK-LABEL: @pow_ab_a(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul double [[TMP1]], [[A]]
|
|
; CHECK-NEXT: ret double [[MUL]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%mul = fmul double %1, %a
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_a_reassoc(double %a, double %b) {
|
|
; CHECK-LABEL: @pow_ab_a_reassoc(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul reassoc double [[TMP1]], [[A]]
|
|
; CHECK-NEXT: ret double [[MUL]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%mul = fmul reassoc double %1, %a
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_a_reassoc_commute(double %a, double %b) {
|
|
; CHECK-LABEL: @pow_ab_a_reassoc_commute(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[MUL:%.*]] = fdiv reassoc double [[TMP1]], [[A]]
|
|
; CHECK-NEXT: ret double [[MUL]]
|
|
;
|
|
%1 = fdiv double 1.0, %a
|
|
%2 = call double @llvm.pow.f64(double %a, double %b)
|
|
%mul = fmul reassoc double %1, %2
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_pow_cb(double %a, double %b, double %c) {
|
|
; CHECK-LABEL: @pow_ab_pow_cb(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[TMP2:%.*]] = call double @llvm.pow.f64(double [[C:%.*]], double [[B]])
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul double [[TMP2]], [[TMP1]]
|
|
; CHECK-NEXT: ret double [[MUL]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%2 = call double @llvm.pow.f64(double %c, double %b)
|
|
%mul = fmul double %2, %1
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_pow_cb_reassoc(double %a, double %b, double %c) {
|
|
; CHECK-LABEL: @pow_ab_pow_cb_reassoc(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[TMP2:%.*]] = call double @llvm.pow.f64(double [[C:%.*]], double [[B]])
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul reassoc double [[TMP2]], [[TMP1]]
|
|
; CHECK-NEXT: ret double [[MUL]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%2 = call double @llvm.pow.f64(double %c, double %b)
|
|
%mul = fmul reassoc double %2, %1
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_pow_ac(double %a, double %b, double %c) {
|
|
; CHECK-LABEL: @pow_ab_pow_ac(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[TMP2:%.*]] = call double @llvm.pow.f64(double [[A]], double [[C:%.*]])
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul double [[TMP2]], [[TMP1]]
|
|
; CHECK-NEXT: ret double [[MUL]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%2 = call double @llvm.pow.f64(double %a, double %c)
|
|
%mul = fmul double %2, %1
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_x_pow_ac_reassoc(double %a, double %b, double %c) {
|
|
; CHECK-LABEL: @pow_ab_x_pow_ac_reassoc(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = fadd reassoc double [[C:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[TMP2:%.*]] = call reassoc double @llvm.pow.f64(double [[A:%.*]], double [[TMP1]])
|
|
; CHECK-NEXT: ret double [[TMP2]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%2 = call double @llvm.pow.f64(double %a, double %c)
|
|
%mul = fmul reassoc double %2, %1
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_reassoc(double %a, double %b) {
|
|
; CHECK-LABEL: @pow_ab_reassoc(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = fadd reassoc double [[B:%.*]], [[B]]
|
|
; CHECK-NEXT: [[TMP2:%.*]] = call reassoc double @llvm.pow.f64(double [[A:%.*]], double [[TMP1]])
|
|
; CHECK-NEXT: ret double [[TMP2]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%mul = fmul reassoc double %1, %1
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_reassoc_extra_use(double %a, double %b) {
|
|
; CHECK-LABEL: @pow_ab_reassoc_extra_use(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul reassoc double [[TMP1]], [[TMP1]]
|
|
; CHECK-NEXT: call void @use(double [[TMP1]])
|
|
; CHECK-NEXT: ret double [[MUL]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%mul = fmul reassoc double %1, %1
|
|
call void @use(double %1)
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_x_pow_ac_reassoc_extra_use(double %a, double %b, double %c) {
|
|
; CHECK-LABEL: @pow_ab_x_pow_ac_reassoc_extra_use(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[TMP2:%.*]] = fadd reassoc double [[B]], [[C:%.*]]
|
|
; CHECK-NEXT: [[TMP3:%.*]] = call reassoc double @llvm.pow.f64(double [[A]], double [[TMP2]])
|
|
; CHECK-NEXT: call void @use(double [[TMP1]])
|
|
; CHECK-NEXT: ret double [[TMP3]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%2 = call double @llvm.pow.f64(double %a, double %c)
|
|
%mul = fmul reassoc double %1, %2
|
|
call void @use(double %1)
|
|
ret double %mul
|
|
}
|
|
|
|
define double @pow_ab_x_pow_ac_reassoc_multiple_uses(double %a, double %b, double %c) {
|
|
; CHECK-LABEL: @pow_ab_x_pow_ac_reassoc_multiple_uses(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.pow.f64(double [[A:%.*]], double [[B:%.*]])
|
|
; CHECK-NEXT: [[TMP2:%.*]] = call double @llvm.pow.f64(double [[A]], double [[C:%.*]])
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul reassoc double [[TMP1]], [[TMP2]]
|
|
; CHECK-NEXT: call void @use(double [[TMP1]])
|
|
; CHECK-NEXT: call void @use(double [[TMP2]])
|
|
; CHECK-NEXT: ret double [[MUL]]
|
|
;
|
|
%1 = call double @llvm.pow.f64(double %a, double %b)
|
|
%2 = call double @llvm.pow.f64(double %a, double %c)
|
|
%mul = fmul reassoc double %1, %2
|
|
call void @use(double %1)
|
|
call void @use(double %2)
|
|
ret double %mul
|
|
}
|