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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt -S < %s -passes=infer-alignment | FileCheck %s
; ------------------------------------------------------------------------------
; load/store of null
; ------------------------------------------------------------------------------
define void @load_null() {
; CHECK-LABEL: define void @load_null() {
; CHECK-NEXT: [[X_0:%.*]] = load atomic i32, ptr null unordered, align 4294967296
; CHECK-NEXT: [[X_1:%.*]] = load atomic i32, ptr null monotonic, align 4294967296
; CHECK-NEXT: [[X_2:%.*]] = load atomic i32, ptr null seq_cst, align 4294967296
; CHECK-NEXT: ret void
;
%x.0 = load atomic i32, ptr null unordered, align 4
%x.1 = load atomic i32, ptr null monotonic, align 4
%x.2 = load atomic i32, ptr null seq_cst, align 4
ret void
}
define void @store_null() {
; CHECK-LABEL: define void @store_null() {
; CHECK-NEXT: store atomic i32 0, ptr null unordered, align 4294967296
; CHECK-NEXT: store atomic i32 0, ptr null monotonic, align 4294967296
; CHECK-NEXT: store atomic i32 0, ptr null seq_cst, align 4294967296
; CHECK-NEXT: ret void
;
store atomic i32 0, ptr null unordered, align 4
store atomic i32 0, ptr null monotonic, align 4
store atomic i32 0, ptr null seq_cst, align 4
ret void
}
; ------------------------------------------------------------------------------
; load/store of global
; ------------------------------------------------------------------------------
@c = global i64 42
define void @load_nonnull() {
; CHECK-LABEL: define void @load_nonnull() {
; CHECK-NEXT: [[X_0:%.*]] = load atomic i32, ptr @c unordered, align 8
; CHECK-NEXT: [[X_1:%.*]] = load atomic i32, ptr @c monotonic, align 8
; CHECK-NEXT: [[X_2:%.*]] = load atomic i32, ptr @c seq_cst, align 8
; CHECK-NEXT: ret void
;
%x.0 = load atomic i32, ptr @c unordered, align 4
%x.1 = load atomic i32, ptr @c monotonic, align 4
%x.2 = load atomic i32, ptr @c seq_cst, align 4
ret void
}
define void @store_nonnull() {
; CHECK-LABEL: define void @store_nonnull() {
; CHECK-NEXT: store atomic i32 0, ptr @c unordered, align 8
; CHECK-NEXT: store atomic i32 0, ptr @c monotonic, align 8
; CHECK-NEXT: store atomic i32 0, ptr @c seq_cst, align 8
; CHECK-NEXT: ret void
;
store atomic i32 0, ptr @c unordered, align 4
store atomic i32 0, ptr @c monotonic, align 4
store atomic i32 0, ptr @c seq_cst, align 4
ret void
}
; ------------------------------------------------------------------------------
; load/store of alloca
; ------------------------------------------------------------------------------
define void @load_alloca() {
; CHECK-LABEL: define void @load_alloca() {
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[X_0:%.*]] = load atomic i32, ptr [[ALLOCA]] unordered, align 4
; CHECK-NEXT: [[X_1:%.*]] = load atomic i32, ptr [[ALLOCA]] monotonic, align 4
; CHECK-NEXT: [[X_2:%.*]] = load atomic i32, ptr [[ALLOCA]] seq_cst, align 4
; CHECK-NEXT: ret void
;
%alloca = alloca i32
%x.0 = load atomic i32, ptr %alloca unordered, align 1
%x.1 = load atomic i32, ptr %alloca monotonic, align 1
%x.2 = load atomic i32, ptr %alloca seq_cst, align 1
ret void
}
define void @store_alloca() {
; CHECK-LABEL: define void @store_alloca() {
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca i32, align 4
; CHECK-NEXT: store atomic i32 0, ptr [[ALLOCA]] unordered, align 4
; CHECK-NEXT: store atomic i32 0, ptr [[ALLOCA]] monotonic, align 4
; CHECK-NEXT: store atomic i32 0, ptr [[ALLOCA]] seq_cst, align 4
; CHECK-NEXT: ret void
;
%alloca = alloca i32
store atomic i32 0, ptr %alloca unordered, align 1
store atomic i32 0, ptr %alloca monotonic, align 1
store atomic i32 0, ptr %alloca seq_cst, align 1
ret void
}
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