derek.holloway
7502bf64a4
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119 lines
3.5 KiB
LLVM
119 lines
3.5 KiB
LLVM
; RUN: llvm-reduce %s -o %t --abort-on-invalid-reduction --delta-passes=operands-to-args --test FileCheck --test-arg %s --test-arg --check-prefix=INTERESTING --test-arg --input-file
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; RUN: FileCheck %s --input-file %t --check-prefix=REDUCED
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; INTERESTING-LABEL: define void @func(
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; REDUCED-LABEL: define void @func(i32 %k, ptr %Local, ptr %Global) {
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; Keep one reference to the original value.
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; INTERESTING: %[[LOCAL:Local[0-9]*]] = alloca i32, align 4
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; INTERESTING: store i32 42, ptr %[[LOCAL]], align 4
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; INTERESTING: store i32 42, ptr @Global, align 4
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; Everything else must use the function argument.
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; REDUCED: store i32 21, ptr %Local, align 4
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; REDUCED: store i32 21, ptr %Global, align 4
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; REDUCED: store i32 0, ptr %Local, align 4
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; REDUCED: store i32 0, ptr %Global, align 4
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; REDUCED: store float 0.000000e+00, ptr %Global, align 4
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; Do not add any arguments for %Keep and @GlobalKeep.
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; INTERESTING: %[[KEEP:LocalKeep[0-9]*]] = add i32 %k, 21
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; INTERESTING: store i32 %[[KEEP]], ptr @GlobalKeep, align 4
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@Global = global i32 42
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@GlobalKeep = global i32 42
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define void @func(i32 %k) {
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entry:
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%Local = alloca i32, align 4
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store i32 42, ptr %Local, align 4
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store i32 42, ptr @Global, align 4
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store i32 21, ptr %Local, align 4
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store i32 21, ptr @Global, align 4
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store i32 0, ptr %Local, align 4
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store i32 0, ptr @Global, align 4
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store float 0.000000e+00, ptr @Global, align 4
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%LocalKeep = add i32 %k, 21
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store i32 %LocalKeep, ptr @GlobalKeep, align 4
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ret void
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}
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; INTERESTING-LABEL: define void @func_caller(
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; REDUCED-LABEL: define void @func_caller() {
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; REDUCED: call void @func(i32 21, ptr null, ptr null)
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define void @func_caller() {
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entry:
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call void @func(i32 21)
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ret void
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}
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; Make sure to skip functions with non-direct call users
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declare void @e(ptr)
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; INTERESTING-LABEL: define void @g(
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; REDUCED-LABEL: define void @g(ptr %f) {
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; REDUCED: call void @e(ptr %f)
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define void @g() {
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call void @e(ptr @f)
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ret void
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}
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; INTERESTING-LABEL: define void @f(
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; REDUCED-LABEL: define void @f(ptr %a) {
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; REDUCED: %1 = load ptr, ptr %a, align 8
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define void @f(ptr %a) {
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%1 = load ptr, ptr %a
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ret void
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}
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@gv_init_use = global [1 x ptr] [ptr @has_global_init_user]
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; INTERESTING-LABEL: define void @has_global_init_user(
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; REDUCED-LABEL: define void @has_global_init_user(ptr %Local) {
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define void @has_global_init_user() {
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%Local = alloca i32, align 4
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store i32 42, ptr %Local, align 4
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ret void
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}
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; INTERESTING-LABEL: define void @has_callee_and_arg_user(
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; REDUCED-LABEL: define void @has_callee_and_arg_user(ptr %orig.arg, ptr %Local) {
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define void @has_callee_and_arg_user(ptr %orig.arg) {
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%Local = alloca i32, align 4
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store i32 42, ptr %Local, align 4
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ret void
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}
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declare void @ptr_user(ptr)
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; INTERESTING-LABEL: define void @calls_and_passes_func(
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; REDUCED-LABEL: define void @calls_and_passes_func(ptr %has_callee_and_arg_user) {
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; REDUCED: call void @has_callee_and_arg_user(ptr %has_callee_and_arg_user, ptr null)
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define void @calls_and_passes_func() {
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call void @has_callee_and_arg_user(ptr @has_callee_and_arg_user)
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ret void
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}
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; INTERESTING-LABEL: define void @has_wrong_callsite_type_user(
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; REDUCED-LABEL: define void @has_wrong_callsite_type_user(i32 %extra.arg, ptr %Local) {
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define void @has_wrong_callsite_type_user(i32 %extra.arg) {
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%Local = alloca i32, align 4
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store i32 42, ptr %Local, align 4
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ret void
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}
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; INTERESTING-LABEL: define void @calls_wrong_func_type(
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; REDUCED: call void @has_wrong_callsite_type_user()
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define void @calls_wrong_func_type() {
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call void @has_wrong_callsite_type_user()
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ret void
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}
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