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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3
; RUN: opt < %s -passes=instcombine -S | FileCheck %s
define void @test(ptr %ptr, i32 %a, i32 %b) {
; CHECK-LABEL: define void @test(
; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[A]] to i64
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[TMP0]]
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[TMP1]], i64 10
; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4
; CHECK-NEXT: ret void
;
entry:
%add = add nsw i32 %a, 10
%idx = sext i32 %add to i64
%gep = getelementptr inbounds i32, ptr %ptr, i64 %idx
store i32 %b, ptr %gep
ret void
}
define i32 @test_add_res_moreoneuse(ptr %ptr, i32 %a, i32 %b) {
; CHECK-LABEL: define i32 @test_add_res_moreoneuse(
; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[A]], 5
; CHECK-NEXT: [[IDX:%.*]] = sext i32 [[ADD]] to i64
; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR]], i64 [[IDX]]
; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4
; CHECK-NEXT: ret i32 [[ADD]]
;
entry:
%add = add nsw i32 %a, 5
%idx = sext i32 %add to i64
%gep = getelementptr inbounds i32, ptr %ptr, i64 %idx
store i32 %b, ptr %gep
ret i32 %add
}
define void @test_addop_nonsw_flag(ptr %ptr, i32 %a, i32 %b) {
; CHECK-LABEL: define void @test_addop_nonsw_flag(
; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ADD:%.*]] = add i32 [[A]], 10
; CHECK-NEXT: [[IDX:%.*]] = sext i32 [[ADD]] to i64
; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR]], i64 [[IDX]]
; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4
; CHECK-NEXT: ret void
;
entry:
%add = add i32 %a, 10
%idx = sext i32 %add to i64
%gep = getelementptr inbounds i32, ptr %ptr, i64 %idx
store i32 %b, ptr %gep
ret void
}
define void @test_add_op2_not_constant(ptr %ptr, i32 %a, i32 %b) {
; CHECK-LABEL: define void @test_add_op2_not_constant(
; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ADD:%.*]] = add i32 [[A]], [[B]]
; CHECK-NEXT: [[IDX:%.*]] = sext i32 [[ADD]] to i64
; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR]], i64 [[IDX]]
; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4
; CHECK-NEXT: ret void
;
entry:
%add = add i32 %a, %b
%idx = sext i32 %add to i64
%gep = getelementptr inbounds i32, ptr %ptr, i64 %idx
store i32 %b, ptr %gep
ret void
}
define void @test_zext_nneg(ptr %ptr, i32 %a, i32 %b) {
; CHECK-LABEL: define void @test_zext_nneg(
; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[A]] to i64
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[TMP0]]
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[TMP1]], i64 10
; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4
; CHECK-NEXT: ret void
;
entry:
%add = add nsw i32 %a, 10
%idx = zext nneg i32 %add to i64
%gep = getelementptr inbounds i32, ptr %ptr, i64 %idx
store i32 %b, ptr %gep
ret void
}
define void @test_zext_missing_nneg(ptr %ptr, i32 %a, i32 %b) {
; CHECK-LABEL: define void @test_zext_missing_nneg(
; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[A]], 10
; CHECK-NEXT: [[IDX:%.*]] = zext i32 [[ADD]] to i64
; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR]], i64 [[IDX]]
; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4
; CHECK-NEXT: ret void
;
entry:
%add = add nsw i32 %a, 10
%idx = zext i32 %add to i64
%gep = getelementptr inbounds i32, ptr %ptr, i64 %idx
store i32 %b, ptr %gep
ret void
}
|
