6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-08-05 13:26:55 +00:00
Code Issues Projects Releases Wiki Activity

rip out a ton of intrinsic modernization logic from AutoUpgrade.cpp, which is

Browse Source 
for pre-2.9 bitcode files.  We keep x86 unaligned loads, movnt, crc32, and the
target indep prefetch change.

As usual, updating the testsuite is a PITA.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133337 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2011-06-18 06:05:24 +00:00
parent 6be41eb7f0
commit b85e4eba85
85 changed files with 1303 additions and 4168 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
test/Analysis/BasicAA/getmodrefinfo-cs-cs.ll
View File

@@ -15,12 +15,12 @@ define void @test0() {
; CHECK: NoModRef: call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false) <-> call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false)
; CHECK: NoModRef: call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false) <-> call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false)
declare void @llvm.memset.i64(i8*, i8, i64, i32)
declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
@A = external global i8
@B = external global i8
define void @test1() {
call void @llvm.memset.i64(i8* @A, i8 0, i64 1, i32 1)
call void @llvm.memset.i64(i8* @B, i8 0, i64 1, i32 1)
call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false)
call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false)
ret void
}

22
test/Analysis/BasicAA/modref.ll
View File

@@ -1,10 +1,6 @@
; RUN: opt < %s -basicaa -gvn -dse -S | FileCheck %s
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
declare void @llvm.memset.i32(i8*, i8, i32, i32)
declare void @llvm.memset.i8(i8*, i8, i8, i32)
declare void @llvm.memcpy.i8(i8*, i8*, i8, i32)
declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)
declare void @llvm.lifetime.end(i64, i8* nocapture)
declare void @external(i32*)
@@ -15,7 +11,7 @@ define i32 @test0(i8* %P) {
store i32 0, i32* %A
call void @llvm.memset.i32(i8* %P, i8 0, i32 42, i32 1)
call void @llvm.memset.p0i8.i32(i8* %P, i8 0, i32 42, i32 1, i1 false)
%B = load i32* %A
ret i32 %B
@@ -31,7 +27,7 @@ define i8 @test1() {
store i8 2, i8* %B ;; Not written to by memcpy
call void @llvm.memcpy.i8(i8* %A, i8* %B, i8 -1, i32 0)
call void @llvm.memcpy.p0i8.p0i8.i8(i8* %A, i8* %B, i8 -1, i32 0, i1 false)
%C = load i8* %B
ret i8 %C
@@ -42,7 +38,7 @@ define i8 @test2(i8* %P) {
; CHECK: @test2
%P2 = getelementptr i8* %P, i32 127
store i8 1, i8* %P2 ;; Not dead across memset
call void @llvm.memset.i8(i8* %P, i8 2, i8 127, i32 0)
call void @llvm.memset.p0i8.i8(i8* %P, i8 2, i8 127, i32 0, i1 false)
%A = load i8* %P2
ret i8 %A
; CHECK: ret i8 1
@@ -55,7 +51,7 @@ define i8 @test2a(i8* %P) {
;; FIXME: DSE isn't zapping this dead store.
store i8 1, i8* %P2 ;; Dead, clobbered by memset.
call void @llvm.memset.i8(i8* %P, i8 2, i8 127, i32 0)
call void @llvm.memset.p0i8.i8(i8* %P, i8 2, i8 127, i32 0, i1 false)
%A = load i8* %P2
ret i8 %A
; CHECK-NOT: load
@@ -95,7 +91,7 @@ define void @test3a(i8* %P, i8 %X) {
define i32 @test4(i8* %P) {
%tmp = load i32* @G1
call void @llvm.memset.i32(i8* bitcast ([4000 x i32]* @G2 to i8*), i8 0, i32 4000, i32 1)
call void @llvm.memset.p0i8.i32(i8* bitcast ([4000 x i32]* @G2 to i8*), i8 0, i32 4000, i32 1, i1 false)
%tmp2 = load i32* @G1
%sub = sub i32 %tmp2, %tmp
ret i32 %sub
@@ -110,7 +106,7 @@ define i32 @test4(i8* %P) {
; write to G1.
define i32 @test5(i8* %P, i32 %Len) {
%tmp = load i32* @G1
call void @llvm.memcpy.i32(i8* bitcast ([4000 x i32]* @G2 to i8*), i8* bitcast (i32* @G1 to i8*), i32 %Len, i32 1)
call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([4000 x i32]* @G2 to i8*), i8* bitcast (i32* @G1 to i8*), i32 %Len, i32 1, i1 false)
%tmp2 = load i32* @G1
%sub = sub i32 %tmp2, %tmp
ret i32 %sub
@@ -132,3 +128,9 @@ define i8 @test6(i8* %p, i8* noalias %a) {
; CHECK-NOT: load
; CHECK: ret
}
declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind
declare void @llvm.memset.p0i8.i8(i8* nocapture, i8, i8, i32, i1) nounwind
declare void @llvm.memcpy.p0i8.p0i8.i8(i8* nocapture, i8* nocapture, i8, i32, i1) nounwind
declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind