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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=instcombine -S | FileCheck %s
declare i32 @llvm.smax.i32(i32 %a, i32 %b)
declare i32 @llvm.smin.i32(i32 %a, i32 %b)
declare i32 @llvm.umax.i32(i32 %a, i32 %b)
declare i32 @llvm.umin.i32(i32 %a, i32 %b)
define i32 @umul_min_max(i32 %a, i32 %b) {
; CHECK-LABEL: @umul_min_max(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RES:%.*]] = mul i32 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: ret i32 [[RES]]
;
entry:
%max = call i32 @llvm.umax.i32(i32 %a, i32 %b)
%min = call i32 @llvm.umin.i32(i32 %a, i32 %b)
%res = mul i32 %min, %max
ret i32 %res
}
define i32 @umul_min_max_comm(i32 %a, i32 %b) {
; CHECK-LABEL: @umul_min_max_comm(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RES:%.*]] = mul i32 [[B:%.*]], [[A:%.*]]
; CHECK-NEXT: ret i32 [[RES]]
;
entry:
%max = call i32 @llvm.umax.i32(i32 %b, i32 %a)
%min = call i32 @llvm.umin.i32(i32 %a, i32 %b)
%res = mul i32 %min, %max
ret i32 %res
}
define i32 @umul_min_max_nuw_nsw(i32 %a, i32 %b) {
; CHECK-LABEL: @umul_min_max_nuw_nsw(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RES:%.*]] = mul nuw nsw i32 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: ret i32 [[RES]]
;
entry:
%max = call i32 @llvm.umax.i32(i32 %a, i32 %b)
%min = call i32 @llvm.umin.i32(i32 %a, i32 %b)
%res = mul nuw nsw i32 %min, %max
ret i32 %res
}
define i32 @smul_min_max(i32 %a, i32 %b) {
; CHECK-LABEL: @smul_min_max(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RES:%.*]] = mul i32 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: ret i32 [[RES]]
;
entry:
%max = call i32 @llvm.smax.i32(i32 %a, i32 %b)
%min = call i32 @llvm.smin.i32(i32 %a, i32 %b)
%res = mul i32 %min, %max
ret i32 %res
}
define i32 @smul_min_max_comm(i32 %a, i32 %b) {
; CHECK-LABEL: @smul_min_max_comm(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RES:%.*]] = mul i32 [[B:%.*]], [[A:%.*]]
; CHECK-NEXT: ret i32 [[RES]]
;
entry:
%max = call i32 @llvm.smax.i32(i32 %b, i32 %a)
%min = call i32 @llvm.smin.i32(i32 %a, i32 %b)
%res = mul i32 %min, %max
ret i32 %res
}
define i32 @smul_min_max_nuw_nsw(i32 %a, i32 %b) {
; CHECK-LABEL: @smul_min_max_nuw_nsw(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RES:%.*]] = mul nuw nsw i32 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: ret i32 [[RES]]
;
entry:
%max = call i32 @llvm.smax.i32(i32 %a, i32 %b)
%min = call i32 @llvm.smin.i32(i32 %a, i32 %b)
%res = mul nuw nsw i32 %min, %max
ret i32 %res
}
|
