85 lines
2.4 KiB
LLVM
85 lines
2.4 KiB
LLVM
; 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 @uadd_min_max(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @uadd_min_max(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[RES:%.*]] = add 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 = add i32 %min, %max
|
|
ret i32 %res
|
|
}
|
|
|
|
define i32 @uadd_min_max_comm(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @uadd_min_max_comm(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[RES:%.*]] = add 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 = add i32 %min, %max
|
|
ret i32 %res
|
|
}
|
|
|
|
define i32 @uadd_min_max_nuw_nsw(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @uadd_min_max_nuw_nsw(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[RES:%.*]] = add 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 = add nuw nsw i32 %min, %max
|
|
ret i32 %res
|
|
}
|
|
|
|
define i32 @sadd_min_max(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @sadd_min_max(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[RES:%.*]] = add 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 = add i32 %min, %max
|
|
ret i32 %res
|
|
}
|
|
|
|
define i32 @sadd_min_max_comm(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @sadd_min_max_comm(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[RES:%.*]] = add 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 = add i32 %min, %max
|
|
ret i32 %res
|
|
}
|
|
|
|
define i32 @sadd_min_max_nuw_nsw(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @sadd_min_max_nuw_nsw(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[RES:%.*]] = add 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 = add nuw nsw i32 %min, %max
|
|
ret i32 %res
|
|
}
|