forked from OSchip/llvm-project
75 lines
2.8 KiB
LLVM
75 lines
2.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
|
; RUN: opt < %s -memcpyopt -S -verify-memoryssa | FileCheck %s
|
|
|
|
; Test memcpy-memcpy dependencies across invoke edges.
|
|
|
|
; Test that memcpyopt works across the non-unwind edge of an invoke.
|
|
|
|
define hidden void @test_normal(i8* noalias %dst, i8* %src) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
|
|
; CHECK-LABEL: @test_normal(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[TEMP:%.*]] = alloca i8, i32 64, align 1
|
|
; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 [[TEMP]], i8* nonnull align 8 [[SRC:%.*]], i64 64, i1 false)
|
|
; CHECK-NEXT: invoke void @invoke_me()
|
|
; CHECK-NEXT: to label [[TRY_CONT:%.*]] unwind label [[LPAD:%.*]]
|
|
; CHECK: lpad:
|
|
; CHECK-NEXT: [[TMP0:%.*]] = landingpad { i8*, i32 }
|
|
; CHECK-NEXT: catch i8* null
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: try.cont:
|
|
; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 [[DST:%.*]], i8* align 8 [[SRC]], i64 64, i1 false)
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%temp = alloca i8, i32 64
|
|
call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %temp, i8* nonnull align 8 %src, i64 64, i1 false)
|
|
invoke void @invoke_me()
|
|
to label %try.cont unwind label %lpad
|
|
|
|
lpad:
|
|
landingpad { i8*, i32 }
|
|
catch i8* null
|
|
ret void
|
|
|
|
try.cont:
|
|
call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %dst, i8* align 8 %temp, i64 64, i1 false)
|
|
ret void
|
|
}
|
|
|
|
; Test that memcpyopt works across the unwind edge of an invoke.
|
|
|
|
define hidden void @test_unwind(i8* noalias %dst, i8* %src) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
|
|
; CHECK-LABEL: @test_unwind(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[TEMP:%.*]] = alloca i8, i32 64, align 1
|
|
; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 [[TEMP]], i8* nonnull align 8 [[SRC:%.*]], i64 64, i1 false)
|
|
; CHECK-NEXT: invoke void @invoke_me()
|
|
; CHECK-NEXT: to label [[TRY_CONT:%.*]] unwind label [[LPAD:%.*]]
|
|
; CHECK: lpad:
|
|
; CHECK-NEXT: [[TMP0:%.*]] = landingpad { i8*, i32 }
|
|
; CHECK-NEXT: catch i8* null
|
|
; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 [[DST:%.*]], i8* align 8 [[SRC]], i64 64, i1 false)
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: try.cont:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%temp = alloca i8, i32 64
|
|
call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %temp, i8* nonnull align 8 %src, i64 64, i1 false)
|
|
invoke void @invoke_me()
|
|
to label %try.cont unwind label %lpad
|
|
|
|
lpad:
|
|
landingpad { i8*, i32 }
|
|
catch i8* null
|
|
call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %dst, i8* align 8 %temp, i64 64, i1 false)
|
|
ret void
|
|
|
|
try.cont:
|
|
ret void
|
|
}
|
|
|
|
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1)
|
|
declare i32 @__gxx_personality_v0(...)
|
|
declare void @invoke_me() readnone
|