| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes |
| ; RUN: opt < %s -passes=argpromotion -S | FileCheck %s |
| ; PR36543 |
| |
| ; Don't promote arguments of musttail callee |
| |
| %T = type { i32, i32, i32, i32 } |
| |
| define internal i32 @test(ptr %p) { |
| ; CHECK-LABEL: define {{[^@]+}}@test |
| ; CHECK-SAME: (ptr [[P:%.*]]) { |
| ; CHECK-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], ptr [[P]], i64 0, i32 3 |
| ; CHECK-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], ptr [[P]], i64 0, i32 2 |
| ; CHECK-NEXT: [[A:%.*]] = load i32, ptr [[A_GEP]], align 4 |
| ; CHECK-NEXT: [[B:%.*]] = load i32, ptr [[B_GEP]], align 4 |
| ; CHECK-NEXT: [[V:%.*]] = add i32 [[A]], [[B]] |
| ; CHECK-NEXT: ret i32 [[V]] |
| ; |
| %a.gep = getelementptr %T, ptr %p, i64 0, i32 3 |
| %b.gep = getelementptr %T, ptr %p, i64 0, i32 2 |
| %a = load i32, ptr %a.gep |
| %b = load i32, ptr %b.gep |
| %v = add i32 %a, %b |
| ret i32 %v |
| } |
| |
| define i32 @caller(ptr %p) { |
| ; CHECK-LABEL: define {{[^@]+}}@caller |
| ; CHECK-SAME: (ptr [[P:%.*]]) { |
| ; CHECK-NEXT: [[V:%.*]] = musttail call i32 @test(ptr [[P]]) |
| ; CHECK-NEXT: ret i32 [[V]] |
| ; |
| %v = musttail call i32 @test(ptr %p) |
| ret i32 %v |
| } |
| |
| ; Don't promote arguments of musttail caller |
| |
| define i32 @foo(ptr %p, i32 %v) { |
| ; CHECK-LABEL: define {{[^@]+}}@foo |
| ; CHECK-SAME: (ptr [[P:%.*]], i32 [[V:%.*]]) { |
| ; CHECK-NEXT: ret i32 0 |
| ; |
| ret i32 0 |
| } |
| |
| define internal i32 @test2(ptr %p, i32 %p2) { |
| ; CHECK-LABEL: define {{[^@]+}}@test2 |
| ; CHECK-SAME: (ptr [[P:%.*]], i32 [[P2:%.*]]) { |
| ; CHECK-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], ptr [[P]], i64 0, i32 3 |
| ; CHECK-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], ptr [[P]], i64 0, i32 2 |
| ; CHECK-NEXT: [[A:%.*]] = load i32, ptr [[A_GEP]], align 4 |
| ; CHECK-NEXT: [[B:%.*]] = load i32, ptr [[B_GEP]], align 4 |
| ; CHECK-NEXT: [[V:%.*]] = add i32 [[A]], [[B]] |
| ; CHECK-NEXT: [[CA:%.*]] = musttail call i32 @foo(ptr undef, i32 [[V]]) |
| ; CHECK-NEXT: ret i32 [[CA]] |
| ; |
| %a.gep = getelementptr %T, ptr %p, i64 0, i32 3 |
| %b.gep = getelementptr %T, ptr %p, i64 0, i32 2 |
| %a = load i32, ptr %a.gep |
| %b = load i32, ptr %b.gep |
| %v = add i32 %a, %b |
| %ca = musttail call i32 @foo(ptr undef, i32 %v) |
| ret i32 %ca |
| } |
| |
| define i32 @caller2(ptr %g) { |
| ; CHECK-LABEL: define {{[^@]+}}@caller2 |
| ; CHECK-SAME: (ptr [[G:%.*]]) { |
| ; CHECK-NEXT: [[V:%.*]] = call i32 @test2(ptr [[G]], i32 0) |
| ; CHECK-NEXT: ret i32 [[V]] |
| ; |
| %v = call i32 @test2(ptr %g, i32 0) |
| ret i32 %v |
| } |