175 lines
6.7 KiB
C++
175 lines
6.7 KiB
C++
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// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
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// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s | FileCheck %s
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typedef double * __attribute__((align_value(64))) aligned_double;
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// CHECK-LABEL: define {{[^@]+}}@_Z3fooPdS_Rd
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// CHECK-SAME: (double* align 64 [[X:%.*]], double* align 32 [[Y:%.*]], double* nonnull align 128 dereferenceable(8) [[Z:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double*, align 8
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// CHECK-NEXT: [[Y_ADDR:%.*]] = alloca double*, align 8
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// CHECK-NEXT: [[Z_ADDR:%.*]] = alloca double*, align 8
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// CHECK-NEXT: store double* [[X]], double** [[X_ADDR]], align 8
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// CHECK-NEXT: store double* [[Y]], double** [[Y_ADDR]], align 8
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// CHECK-NEXT: store double* [[Z]], double** [[Z_ADDR]], align 8
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// CHECK-NEXT: ret void
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//
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void foo(aligned_double x, double * y __attribute__((align_value(32))),
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double & z __attribute__((align_value(128)))) { };
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struct ad_struct {
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aligned_double a;
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};
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// CHECK-LABEL: define {{[^@]+}}@_Z3fooR9ad_struct
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// CHECK-SAME: (%struct.ad_struct* nonnull align 8 dereferenceable(8) [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca %struct.ad_struct*, align 8
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// CHECK-NEXT: store %struct.ad_struct* [[X]], %struct.ad_struct** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load %struct.ad_struct*, %struct.ad_struct** [[X_ADDR]], align 8
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// CHECK-NEXT: [[A:%.*]] = getelementptr inbounds [[STRUCT_AD_STRUCT:%.*]], %struct.ad_struct* [[TMP0]], i32 0, i32 0
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// CHECK-NEXT: [[TMP1:%.*]] = load double*, double** [[A]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(double* [[TMP1]], i64 64) ]
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// CHECK-NEXT: ret double* [[TMP1]]
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//
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double *foo(ad_struct& x) {
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return x.a;
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3gooP9ad_struct
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// CHECK-SAME: (%struct.ad_struct* [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca %struct.ad_struct*, align 8
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// CHECK-NEXT: store %struct.ad_struct* [[X]], %struct.ad_struct** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load %struct.ad_struct*, %struct.ad_struct** [[X_ADDR]], align 8
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// CHECK-NEXT: [[A:%.*]] = getelementptr inbounds [[STRUCT_AD_STRUCT:%.*]], %struct.ad_struct* [[TMP0]], i32 0, i32 0
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// CHECK-NEXT: [[TMP1:%.*]] = load double*, double** [[A]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(double* [[TMP1]], i64 64) ]
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// CHECK-NEXT: ret double* [[TMP1]]
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//
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double *goo(ad_struct *x) {
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return x->a;
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3barPPd
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// CHECK-SAME: (double** [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double**, align 8
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// CHECK-NEXT: store double** [[X]], double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load double**, double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP1:%.*]] = load double*, double** [[TMP0]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(double* [[TMP1]], i64 64) ]
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// CHECK-NEXT: ret double* [[TMP1]]
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//
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double *bar(aligned_double *x) {
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return *x;
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3carRPd
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// CHECK-SAME: (double** nonnull align 8 dereferenceable(8) [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double**, align 8
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// CHECK-NEXT: store double** [[X]], double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load double**, double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP1:%.*]] = load double*, double** [[TMP0]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(double* [[TMP1]], i64 64) ]
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// CHECK-NEXT: ret double* [[TMP1]]
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//
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double *car(aligned_double &x) {
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return x;
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3darPPd
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// CHECK-SAME: (double** [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double**, align 8
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// CHECK-NEXT: store double** [[X]], double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load double**, double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds double*, double** [[TMP0]], i64 5
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// CHECK-NEXT: [[TMP1:%.*]] = load double*, double** [[ARRAYIDX]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(double* [[TMP1]], i64 64) ]
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// CHECK-NEXT: ret double* [[TMP1]]
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//
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double *dar(aligned_double *x) {
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return x[5];
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}
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aligned_double eep();
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// CHECK-LABEL: define {{[^@]+}}@_Z3retv() #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[CALL:%.*]] = call double* @_Z3eepv()
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(double* [[CALL]], i64 64) ]
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// CHECK-NEXT: ret double* [[CALL]]
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//
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double *ret() {
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return eep();
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3no1PPd
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// CHECK-SAME: (double** [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double**, align 8
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// CHECK-NEXT: store double** [[X]], double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load double**, double*** [[X_ADDR]], align 8
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// CHECK-NEXT: ret double** [[TMP0]]
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//
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double **no1(aligned_double *x) {
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return x;
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3no2RPd
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// CHECK-SAME: (double** nonnull align 8 dereferenceable(8) [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double**, align 8
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// CHECK-NEXT: store double** [[X]], double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load double**, double*** [[X_ADDR]], align 8
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// CHECK-NEXT: ret double** [[TMP0]]
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//
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double *&no2(aligned_double &x) {
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return x;
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3no3RPd
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// CHECK-SAME: (double** nonnull align 8 dereferenceable(8) [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double**, align 8
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// CHECK-NEXT: store double** [[X]], double*** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load double**, double*** [[X_ADDR]], align 8
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// CHECK-NEXT: ret double** [[TMP0]]
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//
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double **no3(aligned_double &x) {
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return &x;
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3no3Pd
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// CHECK-SAME: (double* align 64 [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double*, align 8
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// CHECK-NEXT: store double* [[X]], double** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load double*, double** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP1:%.*]] = load double, double* [[TMP0]], align 8
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// CHECK-NEXT: ret double [[TMP1]]
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//
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double no3(aligned_double x) {
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return *x;
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}
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// CHECK-LABEL: define {{[^@]+}}@_Z3no4Pd
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// CHECK-SAME: (double* align 64 [[X:%.*]]) #0
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X_ADDR:%.*]] = alloca double*, align 8
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// CHECK-NEXT: store double* [[X]], double** [[X_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load double*, double** [[X_ADDR]], align 8
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// CHECK-NEXT: ret double* [[TMP0]]
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//
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double *no4(aligned_double x) {
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return x;
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}
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