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-rw-r--r--test/Transforms/GVN/2007-07-26-InterlockingLoops.ll8
-rw-r--r--test/Transforms/GVN/2008-07-02-Unreachable.ll8
-rw-r--r--test/Transforms/GVN/2011-06-01-NonLocalMemdepMiscompile.ll4
-rw-r--r--test/Transforms/GVN/cond_br.ll55
-rw-r--r--test/Transforms/GVN/cond_br2.ll140
-rw-r--r--test/Transforms/GVN/lit.local.cfg1
-rw-r--r--test/Transforms/GVN/local-pre.ll6
-rw-r--r--test/Transforms/GVN/malloc-load-removal.ll31
-rw-r--r--test/Transforms/GVN/pr17732.ll30
-rw-r--r--test/Transforms/GVN/pr17852.ll66
-rw-r--r--test/Transforms/GVN/preserve-tbaa.ll3
-rw-r--r--test/Transforms/GVN/rle-nonlocal.ll5
-rw-r--r--test/Transforms/GVN/rle-semidominated.ll5
-rw-r--r--test/Transforms/GVN/rle.ll36
-rw-r--r--test/Transforms/GVN/tbaa.ll28
15 files changed, 385 insertions, 41 deletions
diff --git a/test/Transforms/GVN/2007-07-26-InterlockingLoops.ll b/test/Transforms/GVN/2007-07-26-InterlockingLoops.ll
index a1cc008..5a15f0e 100644
--- a/test/Transforms/GVN/2007-07-26-InterlockingLoops.ll
+++ b/test/Transforms/GVN/2007-07-26-InterlockingLoops.ll
@@ -2,7 +2,7 @@
@last = external global [65 x i32*]
-define i32 @NextRootMove(i32 %wtm) {
+define i32 @NextRootMove(i32 %wtm, i32 %x, i32 %y, i32 %z) {
entry:
%A = alloca i32*
%tmp17618 = load i32** getelementptr ([65 x i32*]* @last, i32 0, i32 1), align 4
@@ -15,12 +15,14 @@ entry:
br label %cond_true116
cond_true116:
- br i1 false, label %cond_true128, label %cond_true145
+ %cmp = icmp eq i32 %x, %y
+ br i1 %cmp, label %cond_true128, label %cond_true145
cond_true128:
%tmp17625 = load i32** getelementptr ([65 x i32*]* @last, i32 0, i32 1), align 4
store i32* %tmp17625, i32** %A
- br i1 false, label %bb98.backedge, label %return.loopexit
+ %cmp1 = icmp eq i32 %x, %z
+ br i1 %cmp1 , label %bb98.backedge, label %return.loopexit
bb98.backedge:
br label %cond_true116
diff --git a/test/Transforms/GVN/2008-07-02-Unreachable.ll b/test/Transforms/GVN/2008-07-02-Unreachable.ll
index 4f07868..ce83fa4 100644
--- a/test/Transforms/GVN/2008-07-02-Unreachable.ll
+++ b/test/Transforms/GVN/2008-07-02-Unreachable.ll
@@ -3,10 +3,11 @@
@g_3 = external global i8 ; <i8*> [#uses=2]
-define i8 @func_1() nounwind {
+define i8 @func_1(i32 %x, i32 %y) nounwind {
entry:
%A = alloca i8
- br i1 false, label %ifelse, label %ifthen
+ %cmp = icmp eq i32 %x, %y
+ br i1 %cmp, label %ifelse, label %ifthen
ifthen: ; preds = %entry
br label %ifend
@@ -14,9 +15,6 @@ ifthen: ; preds = %entry
ifelse: ; preds = %entry
%tmp3 = load i8* @g_3 ; <i8> [#uses=0]
store i8 %tmp3, i8* %A
- br label %forcond.thread
-
-forcond.thread: ; preds = %ifelse
br label %afterfor
forcond: ; preds = %forinc
diff --git a/test/Transforms/GVN/2011-06-01-NonLocalMemdepMiscompile.ll b/test/Transforms/GVN/2011-06-01-NonLocalMemdepMiscompile.ll
index 4613bc4..298f274 100644
--- a/test/Transforms/GVN/2011-06-01-NonLocalMemdepMiscompile.ll
+++ b/test/Transforms/GVN/2011-06-01-NonLocalMemdepMiscompile.ll
@@ -19,10 +19,10 @@ bb1:
br i1 undef, label %bb3, label %bb15
; CHECK: bb1:
-; CHECK: %tmp16 = phi i8* [ getelementptr (i8* null, i64 undef), %bb10 ], [ null, %bb ]
+; CHECK: [[TMP:%.*]] = phi i8* [ getelementptr (i8* null, i64 undef), %bb10 ], [ null, %bb ]
; CHECK: bb1.bb15_crit_edge:
-; CHECK: %tmp17.pre = load i8* %tmp16, align 1
+; CHECK: %tmp17.pre = load i8* [[TMP]], align 1
bb3:
call void @isalnum()
diff --git a/test/Transforms/GVN/cond_br.ll b/test/Transforms/GVN/cond_br.ll
new file mode 100644
index 0000000..918e7d4
--- /dev/null
+++ b/test/Transforms/GVN/cond_br.ll
@@ -0,0 +1,55 @@
+; RUN: opt -basicaa -gvn -S < %s | FileCheck %s
+@y = external global i32
+@z = external global i32
+
+; Function Attrs: nounwind ssp uwtable
+define void @foo(i32 %x) {
+; CHECK: @foo(i32 %x)
+; CHECK: %.pre = load i32* @y
+; CHECK: call void @bar(i32 %.pre)
+
+ %t = sub i32 %x, %x
+ %.pre = load i32* @y, align 4
+ %cmp = icmp sgt i32 %t, 2
+ br i1 %cmp, label %if.then, label %entry.if.end_crit_edge
+
+entry.if.end_crit_edge: ; preds = %entry
+ br label %if.end
+
+if.then: ; preds = %entry
+ %add = add nsw i32 %x, 3
+ store i32 %add, i32* @y, align 4
+ br label %if.end
+
+if.end: ; preds = %entry.if.end_crit_edge, %if.then
+ %1 = phi i32 [ %.pre, %entry.if.end_crit_edge ], [ %add, %if.then ]
+ tail call void @bar(i32 %1)
+ ret void
+}
+
+define void @foo2(i32 %x) {
+; CHECK: @foo2(i32 %x)
+; CHECK: %.pre = load i32* @y
+; CHECK: tail call void @bar(i32 %.pre)
+entry:
+ %t = sub i32 %x, %x
+ %.pre = load i32* @y, align 4
+ %cmp = icmp sgt i32 %t, 2
+ br i1 %cmp, label %if.then, label %if.else
+
+if.then: ; preds = %entry
+ %add = add nsw i32 %x, 3
+ store i32 %add, i32* @y, align 4
+ br label %if.end
+
+if.else: ; preds = %entry
+ store i32 1, i32* @z, align 4
+ br label %if.end
+
+if.end: ; preds = %if.else, %if.then
+ %0 = phi i32 [ %.pre, %if.else ], [ %add, %if.then ]
+ tail call void @bar(i32 %0)
+ ret void
+}
+
+declare void @bar(i32)
diff --git a/test/Transforms/GVN/cond_br2.ll b/test/Transforms/GVN/cond_br2.ll
new file mode 100644
index 0000000..27e6f75
--- /dev/null
+++ b/test/Transforms/GVN/cond_br2.ll
@@ -0,0 +1,140 @@
+; RUN: opt -basicaa -gvn -S < %s | FileCheck %s
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+
+%"class.llvm::SmallVector" = type { %"class.llvm::SmallVectorImpl", [1 x %"union.llvm::SmallVectorBase::U"] }
+%"class.llvm::SmallVectorImpl" = type { %"class.llvm::SmallVectorTemplateBase" }
+%"class.llvm::SmallVectorTemplateBase" = type { %"class.llvm::SmallVectorTemplateCommon" }
+%"class.llvm::SmallVectorTemplateCommon" = type { %"class.llvm::SmallVectorBase" }
+%"class.llvm::SmallVectorBase" = type { i8*, i8*, i8*, %"union.llvm::SmallVectorBase::U" }
+%"union.llvm::SmallVectorBase::U" = type { x86_fp80 }
+
+; Function Attrs: ssp uwtable
+define void @_Z4testv() #0 {
+; CHECK: @_Z4testv()
+; CHECK: invoke.cont:
+; CHECK: br i1 true, label %new.notnull.i11, label %if.end.i14
+; CHECK: Retry.i10:
+
+entry:
+ %sv = alloca %"class.llvm::SmallVector", align 16
+ %0 = bitcast %"class.llvm::SmallVector"* %sv to i8*
+ call void @llvm.lifetime.start(i64 64, i8* %0) #1
+ %BeginX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 0
+ %FirstEl.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 3
+ %1 = bitcast %"union.llvm::SmallVectorBase::U"* %FirstEl.i.i.i.i.i.i to i8*
+ store i8* %1, i8** %BeginX.i.i.i.i.i.i, align 16, !tbaa !4
+ %EndX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 1
+ store i8* %1, i8** %EndX.i.i.i.i.i.i, align 8, !tbaa !4
+ %CapacityX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 2
+ %add.ptr.i.i.i.i2.i.i = getelementptr inbounds %"union.llvm::SmallVectorBase::U"* %FirstEl.i.i.i.i.i.i, i64 2
+ %add.ptr.i.i.i.i.i.i = bitcast %"union.llvm::SmallVectorBase::U"* %add.ptr.i.i.i.i2.i.i to i8*
+ store i8* %add.ptr.i.i.i.i.i.i, i8** %CapacityX.i.i.i.i.i.i, align 16, !tbaa !4
+ %EndX.i = getelementptr inbounds %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 1
+ %2 = load i8** %EndX.i, align 8, !tbaa !4
+ %CapacityX.i = getelementptr inbounds %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 2
+ %cmp.i = icmp ult i8* %2, %add.ptr.i.i.i.i.i.i
+ br i1 %cmp.i, label %Retry.i, label %if.end.i
+
+Retry.i: ; preds = %.noexc, %entry
+ %3 = phi i8* [ %2, %entry ], [ %.pre.i, %.noexc ]
+ %new.isnull.i = icmp eq i8* %3, null
+ br i1 %new.isnull.i, label %invoke.cont, label %new.notnull.i
+
+new.notnull.i: ; preds = %Retry.i
+ %4 = bitcast i8* %3 to i32*
+ store i32 1, i32* %4, align 4, !tbaa !5
+ br label %invoke.cont
+
+if.end.i: ; preds = %entry
+ %5 = getelementptr inbounds %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0
+ invoke void @_ZN4llvm15SmallVectorBase8grow_podEmm(%"class.llvm::SmallVectorBase"* %5, i64 0, i64 4)
+ to label %.noexc unwind label %lpad
+
+.noexc: ; preds = %if.end.i
+ %.pre.i = load i8** %EndX.i, align 8, !tbaa !4
+ br label %Retry.i
+
+invoke.cont: ; preds = %new.notnull.i, %Retry.i
+ %add.ptr.i = getelementptr inbounds i8* %3, i64 4
+ store i8* %add.ptr.i, i8** %EndX.i, align 8, !tbaa !4
+ %6 = load i8** %CapacityX.i, align 16, !tbaa !4
+ %cmp.i8 = icmp ult i8* %add.ptr.i, %6
+ br i1 %cmp.i8, label %new.notnull.i11, label %if.end.i14
+
+Retry.i10: ; preds = %if.end.i14
+ %.pre.i13 = load i8** %EndX.i, align 8, !tbaa !4
+ %new.isnull.i9 = icmp eq i8* %.pre.i13, null
+ br i1 %new.isnull.i9, label %invoke.cont2, label %new.notnull.i11
+
+new.notnull.i11: ; preds = %invoke.cont, %Retry.i10
+ %7 = phi i8* [ %.pre.i13, %Retry.i10 ], [ %add.ptr.i, %invoke.cont ]
+ %8 = bitcast i8* %7 to i32*
+ store i32 2, i32* %8, align 4, !tbaa !5
+ br label %invoke.cont2
+
+if.end.i14: ; preds = %invoke.cont
+ %9 = getelementptr inbounds %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0
+ invoke void @_ZN4llvm15SmallVectorBase8grow_podEmm(%"class.llvm::SmallVectorBase"* %9, i64 0, i64 4)
+ to label %Retry.i10 unwind label %lpad
+
+invoke.cont2: ; preds = %new.notnull.i11, %Retry.i10
+ %10 = phi i8* [ null, %Retry.i10 ], [ %7, %new.notnull.i11 ]
+ %add.ptr.i12 = getelementptr inbounds i8* %10, i64 4
+ store i8* %add.ptr.i12, i8** %EndX.i, align 8, !tbaa !4
+ invoke void @_Z1gRN4llvm11SmallVectorIiLj8EEE(%"class.llvm::SmallVector"* %sv)
+ to label %invoke.cont3 unwind label %lpad
+
+invoke.cont3: ; preds = %invoke.cont2
+ %11 = load i8** %BeginX.i.i.i.i.i.i, align 16, !tbaa !4
+ %cmp.i.i.i.i19 = icmp eq i8* %11, %1
+ br i1 %cmp.i.i.i.i19, label %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21, label %if.then.i.i.i20
+
+if.then.i.i.i20: ; preds = %invoke.cont3
+ call void @free(i8* %11) #1
+ br label %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21
+
+_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21: ; preds = %invoke.cont3, %if.then.i.i.i20
+ call void @llvm.lifetime.end(i64 64, i8* %0) #1
+ ret void
+
+lpad: ; preds = %if.end.i14, %if.end.i, %invoke.cont2
+ %12 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
+ cleanup
+ %13 = load i8** %BeginX.i.i.i.i.i.i, align 16, !tbaa !4
+ %cmp.i.i.i.i = icmp eq i8* %13, %1
+ br i1 %cmp.i.i.i.i, label %eh.resume, label %if.then.i.i.i
+
+if.then.i.i.i: ; preds = %lpad
+ call void @free(i8* %13) #1
+ br label %eh.resume
+
+eh.resume: ; preds = %if.then.i.i.i, %lpad
+ resume { i8*, i32 } %12
+}
+
+; Function Attrs: nounwind
+declare void @llvm.lifetime.start(i64, i8* nocapture) #1
+
+declare i32 @__gxx_personality_v0(...)
+
+declare void @_Z1gRN4llvm11SmallVectorIiLj8EEE(%"class.llvm::SmallVector"*) #2
+
+; Function Attrs: nounwind
+declare void @llvm.lifetime.end(i64, i8* nocapture) #1
+
+declare void @_ZN4llvm15SmallVectorBase8grow_podEmm(%"class.llvm::SmallVectorBase"*, i64, i64) #2
+
+; Function Attrs: nounwind
+declare void @free(i8* nocapture) #3
+
+attributes #0 = { ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { nounwind }
+attributes #2 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #3 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+
+!0 = metadata !{metadata !"any pointer", metadata !1}
+!1 = metadata !{metadata !"omnipotent char", metadata !2}
+!2 = metadata !{metadata !"Simple C/C++ TBAA"}
+!3 = metadata !{metadata !"int", metadata !1}
+!4 = metadata !{metadata !0, metadata !0, i64 0}
+!5 = metadata !{metadata !3, metadata !3, i64 0}
diff --git a/test/Transforms/GVN/lit.local.cfg b/test/Transforms/GVN/lit.local.cfg
deleted file mode 100644
index 19eebc0..0000000
--- a/test/Transforms/GVN/lit.local.cfg
+++ /dev/null
@@ -1 +0,0 @@
-config.suffixes = ['.ll', '.c', '.cpp']
diff --git a/test/Transforms/GVN/local-pre.ll b/test/Transforms/GVN/local-pre.ll
index 1d0dadf..2c92699 100644
--- a/test/Transforms/GVN/local-pre.ll
+++ b/test/Transforms/GVN/local-pre.ll
@@ -1,9 +1,9 @@
; RUN: opt < %s -gvn -enable-pre -S | grep "b.pre"
-define i32 @main(i32 %p) {
+define i32 @main(i32 %p, i32 %q) {
block1:
-
- br i1 true, label %block2, label %block3
+ %cmp = icmp eq i32 %p, %q
+ br i1 %cmp, label %block2, label %block3
block2:
%a = add i32 %p, 1
diff --git a/test/Transforms/GVN/malloc-load-removal.ll b/test/Transforms/GVN/malloc-load-removal.ll
index e93a62a..d2d2fd7 100644
--- a/test/Transforms/GVN/malloc-load-removal.ll
+++ b/test/Transforms/GVN/malloc-load-removal.ll
@@ -7,7 +7,7 @@ target triple = "x86_64-apple-macosx10.8.0"
declare i8* @malloc(i64) nounwind
-define noalias i8* @test() nounwind uwtable ssp {
+define noalias i8* @test1() nounwind uwtable ssp {
entry:
%call = tail call i8* @malloc(i64 100) nounwind
%0 = load i8* %call, align 1
@@ -21,11 +21,36 @@ if.then: ; preds = %entry
if.end: ; preds = %if.then, %entry
ret i8* %call
-; CHECK-LABEL: @test(
+; CHECK-LABEL: @test1(
; CHECK-NOT: load
; CHECK-NOT: icmp
-; CHECK_NO_LIBCALLS-LABEL: @test(
+; CHECK_NO_LIBCALLS-LABEL: @test1(
+; CHECK_NO_LIBCALLS: load
+; CHECK_NO_LIBCALLS: icmp
+}
+
+declare i8* @_Znwm(i64) nounwind
+
+define noalias i8* @test2() nounwind uwtable ssp {
+entry:
+ %call = tail call i8* @_Znwm(i64 100) nounwind
+ %0 = load i8* %call, align 1
+ %tobool = icmp eq i8 %0, 0
+ br i1 %tobool, label %if.end, label %if.then
+
+if.then: ; preds = %entry
+ store i8 0, i8* %call, align 1
+ br label %if.end
+
+if.end: ; preds = %if.then, %entry
+ ret i8* %call
+
+; CHECK-LABEL: @test2(
+; CHECK-NOT: load
+; CHECK-NOT: icmp
+
+; CHECK_NO_LIBCALLS-LABEL: @test2(
; CHECK_NO_LIBCALLS: load
; CHECK_NO_LIBCALLS: icmp
}
diff --git a/test/Transforms/GVN/pr17732.ll b/test/Transforms/GVN/pr17732.ll
new file mode 100644
index 0000000..606a195
--- /dev/null
+++ b/test/Transforms/GVN/pr17732.ll
@@ -0,0 +1,30 @@
+; RUN: opt -gvn -S -o - < %s | FileCheck %s
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+%struct.with_array = type { [2 x i8], i32, i8 }
+%struct.with_vector = type { <2 x i8>, i32, i8 }
+
+@main.obj_with_array = private unnamed_addr constant { [2 x i8], i32, i8, [3 x i8] } { [2 x i8] zeroinitializer, i32 0, i8 1, [3 x i8] undef }, align 4
+@array_with_zeroinit = common global %struct.with_array zeroinitializer, align 4
+
+@main.obj_with_vector = private unnamed_addr constant { <2 x i8>, i32, i8, [3 x i8] } { <2 x i8> zeroinitializer, i32 0, i8 1, [3 x i8] undef }, align 4
+@vector_with_zeroinit = common global %struct.with_vector zeroinitializer, align 4
+
+define i32 @main() {
+entry:
+ tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* getelementptr inbounds (%struct.with_array* @array_with_zeroinit, i64 0, i32 0, i64 0), i8* getelementptr inbounds ({ [2 x i8], i32, i8, [3 x i8] }* @main.obj_with_array, i64 0, i32 0, i64 0), i64 12, i32 4, i1 false)
+ %0 = load i8* getelementptr inbounds (%struct.with_array* @array_with_zeroinit, i64 0, i32 2), align 4
+
+ tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* getelementptr inbounds (%struct.with_vector* @vector_with_zeroinit, i64 0, i32 0, i64 0), i8* getelementptr inbounds ({ <2 x i8>, i32, i8, [3 x i8] }* @main.obj_with_vector, i64 0, i32 0, i64 0), i64 12, i32 4, i1 false)
+ %1 = load i8* getelementptr inbounds (%struct.with_vector* @vector_with_zeroinit, i64 0, i32 2), align 4
+ %conv0 = sext i8 %0 to i32
+ %conv1 = sext i8 %1 to i32
+ %and = and i32 %conv0, %conv1
+ ret i32 %and
+; CHECK-LABEL: define i32 @main(
+; CHECK: ret i32 1
+}
+
+declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1)
diff --git a/test/Transforms/GVN/pr17852.ll b/test/Transforms/GVN/pr17852.ll
new file mode 100644
index 0000000..e95ff7f
--- /dev/null
+++ b/test/Transforms/GVN/pr17852.ll
@@ -0,0 +1,66 @@
+; RUN: opt < %s -basicaa -gvn
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+%struct.S0 = type { [2 x i8], [2 x i8], [4 x i8], [2 x i8], i32, i32, i32, i32 }
+define void @fn1(%struct.S0* byval align 8 %p1) {
+ br label %for.cond
+for.cond: ; preds = %1, %0
+ br label %for.end
+ %f2 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 2
+ %f9 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 7
+ br label %for.cond
+for.end: ; preds = %for.cond
+ br i1 true, label %if.else, label %if.then
+if.then: ; preds = %for.end
+ %f22 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 2
+ %f7 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 5
+ %tmp7 = load i32* %f7, align 8
+ br label %if.end40
+if.else: ; preds = %for.end
+ br i1 false, label %for.cond18, label %if.then6
+if.then6: ; preds = %if.else
+ %f3 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 2
+ %tmp10 = bitcast %struct.S0* %p1 to i16*
+ %f5 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 3
+ %tmp11 = bitcast [2 x i8]* %f5 to i16*
+ %bf.load13 = load i16* %tmp11, align 8
+ br label %if.end36
+for.cond18: ; preds = %if.else
+ call void @fn4()
+ br i1 true, label %if.end, label %if.end36
+if.end: ; preds = %for.cond18
+ %f321 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 2
+ %f925 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 7
+ %f526 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 3
+ %tmp15 = bitcast [2 x i8]* %f526 to i16*
+ %bf.load27 = load i16* %tmp15, align 8
+ %tmp16 = bitcast %struct.S0* %p1 to i16*
+ br label %if.end36
+if.end36: ; preds = %if.end, %for.cond18, %if.then6
+ %f537 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 3
+ %tmp17 = bitcast [2 x i8]* %f537 to i16*
+ %bf.load38 = load i16* %tmp17, align 8
+ %bf.clear39 = and i16 %bf.load38, -16384
+ br label %if.end40
+if.end40: ; preds = %if.end36, %if.then
+ %f6 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 4
+ %tmp18 = load i32* %f6, align 4
+ call void @fn2(i32 %tmp18)
+ %f8 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 6
+ %tmp19 = load i32* %f8, align 4
+ %tobool41 = icmp eq i32 %tmp19, 0
+ br i1 true, label %if.end50, label %if.then42
+if.then42: ; preds = %if.end40
+ %tmp20 = bitcast %struct.S0* %p1 to i16*
+ %f547 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 3
+ %tmp21 = bitcast [2 x i8]* %f547 to i16*
+ %bf.load48 = load i16* %tmp21, align 8
+ br label %if.end50
+if.end50: ; preds = %if.then42, %if.end40
+ %f551 = getelementptr inbounds %struct.S0* %p1, i64 0, i32 3
+ %tmp22 = bitcast [2 x i8]* %f551 to i16*
+ %bf.load52 = load i16* %tmp22, align 8
+ %bf.clear53 = and i16 %bf.load52, -16384
+ ret void
+}
+declare void @fn2(i32)
+declare void @fn4()
diff --git a/test/Transforms/GVN/preserve-tbaa.ll b/test/Transforms/GVN/preserve-tbaa.ll
index e52772b..c52ed96 100644
--- a/test/Transforms/GVN/preserve-tbaa.ll
+++ b/test/Transforms/GVN/preserve-tbaa.ll
@@ -25,6 +25,7 @@ for.end: ; preds = %for.body, %entry
ret void
}
-!0 = metadata !{metadata !"short", metadata !1}
+!0 = metadata !{metadata !3, metadata !3, i64 0}
!1 = metadata !{metadata !"omnipotent char", metadata !2}
!2 = metadata !{metadata !"Simple C/C++ TBAA", null}
+!3 = metadata !{metadata !"short", metadata !1}
diff --git a/test/Transforms/GVN/rle-nonlocal.ll b/test/Transforms/GVN/rle-nonlocal.ll
index 6b74e9a..8229aaa 100644
--- a/test/Transforms/GVN/rle-nonlocal.ll
+++ b/test/Transforms/GVN/rle-nonlocal.ll
@@ -1,8 +1,9 @@
; RUN: opt < %s -basicaa -gvn -S | FileCheck %s
-define i32 @main(i32** %p) {
+define i32 @main(i32** %p, i32 %x, i32 %y) {
block1:
- br i1 true, label %block2, label %block3
+ %cmp = icmp eq i32 %x, %y
+ br i1 %cmp , label %block2, label %block3
block2:
%a = load i32** %p
diff --git a/test/Transforms/GVN/rle-semidominated.ll b/test/Transforms/GVN/rle-semidominated.ll
index 71aa548..923cd03 100644
--- a/test/Transforms/GVN/rle-semidominated.ll
+++ b/test/Transforms/GVN/rle-semidominated.ll
@@ -1,9 +1,10 @@
; RUN: opt < %s -basicaa -gvn -S | grep "DEAD = phi i32 "
-define i32 @main(i32* %p) {
+define i32 @main(i32* %p, i32 %x, i32 %y) {
block1:
%z = load i32* %p
- br i1 true, label %block2, label %block3
+ %cmp = icmp eq i32 %x, %y
+ br i1 %cmp, label %block2, label %block3
block2:
br label %block4
diff --git a/test/Transforms/GVN/rle.ll b/test/Transforms/GVN/rle.ll
index 8787dd5..8d289b0 100644
--- a/test/Transforms/GVN/rle.ll
+++ b/test/Transforms/GVN/rle.ll
@@ -1,5 +1,5 @@
-; RUN: opt < %s -default-data-layout="e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-n8:16:32" -basicaa -gvn -S -die | FileCheck %s
-; RUN: opt < %s -default-data-layout="E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-n32" -basicaa -gvn -S -die | FileCheck %s
+; RUN: opt < %s -default-data-layout="e-p:32:32:32-p1:16:16:16-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-n8:16:32" -basicaa -gvn -S -die | FileCheck %s
+; RUN: opt < %s -default-data-layout="E-p:32:32:32-p1:16:16:16-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-n32" -basicaa -gvn -S -die | FileCheck %s
;; Trivial RLE test.
define i32 @test0(i32 %V, i32* %P) {
@@ -195,6 +195,7 @@ Cont:
}
@GCst = constant {i32, float, i32 } { i32 42, float 14., i32 97 }
+@GCst_as1 = addrspace(1) constant {i32, float, i32 } { i32 42, float 14., i32 97 }
; memset -> float forwarding.
define float @memcpy_to_float_local(float* %A) nounwind ssp {
@@ -209,7 +210,18 @@ entry:
; CHECK: ret float 1.400000e+01
}
-
+; memcpy from address space 1
+define float @memcpy_to_float_local_as1(float* %A) nounwind ssp {
+entry:
+ %conv = bitcast float* %A to i8* ; <i8*> [#uses=1]
+ tail call void @llvm.memcpy.p0i8.p1i8.i64(i8* %conv, i8 addrspace(1)* bitcast ({i32, float, i32 } addrspace(1)* @GCst_as1 to i8 addrspace(1)*), i64 12, i32 1, i1 false)
+ %arrayidx = getelementptr inbounds float* %A, i64 1 ; <float*> [#uses=1]
+ %tmp2 = load float* %arrayidx ; <float> [#uses=1]
+ ret float %tmp2
+; CHECK-LABEL: @memcpy_to_float_local_as1(
+; CHECK-NOT: load
+; CHECK: ret float 1.400000e+01
+}
;; non-local i32/float -> i8 load forwarding.
define i8 @coerce_mustalias_nonlocal0(i32* %P, i1 %cond) {
@@ -357,13 +369,14 @@ Cont:
; CHECK: ret i8 %A
}
-define i32 @chained_load(i32** %p) {
+define i32 @chained_load(i32** %p, i32 %x, i32 %y) {
block1:
%A = alloca i32*
%z = load i32** %p
store i32* %z, i32** %A
- br i1 true, label %block2, label %block3
+ %cmp = icmp eq i32 %x, %y
+ br i1 %cmp, label %block2, label %block3
block2:
%a = load i32** %p
@@ -427,10 +440,11 @@ TY:
ret i32 0
}
-define i32 @phi_trans3(i32* %p) {
+define i32 @phi_trans3(i32* %p, i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @phi_trans3(
block1:
- br i1 true, label %block2, label %block3
+ %cmpxy = icmp eq i32 %x, %y
+ br i1 %cmpxy, label %block2, label %block3
block2:
store i32 87, i32* %p
@@ -443,7 +457,7 @@ block3:
block4:
%A = phi i32 [-1, %block2], [42, %block3]
- br i1 true, label %block5, label %exit
+ br i1 %cmpxy, label %block5, label %exit
; CHECK: block4:
; CHECK-NEXT: %D = phi i32 [ 87, %block2 ], [ 97, %block3 ]
@@ -451,11 +465,11 @@ block4:
block5:
%B = add i32 %A, 1
- br i1 true, label %block6, label %exit
+ br i1 %cmpxy, label %block6, label %exit
block6:
%C = getelementptr i32* %p, i32 %B
- br i1 true, label %block7, label %exit
+ br i1 %cmpxy, label %block7, label %exit
block7:
%D = load i32* %C
@@ -645,6 +659,8 @@ entry:
declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
+declare void @llvm.memcpy.p0i8.p1i8.i64(i8* nocapture, i8 addrspace(1)* nocapture, i64, i32, i1) nounwind
+
;;===----------------------------------------------------------------------===;;
;; Load -> Store dependency which isn't interfered with by a call that happens
diff --git a/test/Transforms/GVN/tbaa.ll b/test/Transforms/GVN/tbaa.ll
index 85fe39a..d6412fc 100644
--- a/test/Transforms/GVN/tbaa.ll
+++ b/test/Transforms/GVN/tbaa.ll
@@ -13,7 +13,7 @@ define i32 @test1(i8* %p, i8* %q) {
define i32 @test2(i8* %p, i8* %q) {
; CHECK: @test2(i8* %p, i8* %q)
-; CHECK: call i32 @foo(i8* %p), !tbaa !0
+; CHECK: call i32 @foo(i8* %p), !tbaa [[TAGC:!.*]]
; CHECK: %c = add i32 %a, %a
%a = call i32 @foo(i8* %p), !tbaa !0
%b = call i32 @foo(i8* %p), !tbaa !0
@@ -23,7 +23,7 @@ define i32 @test2(i8* %p, i8* %q) {
define i32 @test3(i8* %p, i8* %q) {
; CHECK: @test3(i8* %p, i8* %q)
-; CHECK: call i32 @foo(i8* %p), !tbaa !3
+; CHECK: call i32 @foo(i8* %p), !tbaa [[TAGB:!.*]]
; CHECK: %c = add i32 %a, %a
%a = call i32 @foo(i8* %p), !tbaa !3
%b = call i32 @foo(i8* %p), !tbaa !3
@@ -33,7 +33,7 @@ define i32 @test3(i8* %p, i8* %q) {
define i32 @test4(i8* %p, i8* %q) {
; CHECK: @test4(i8* %p, i8* %q)
-; CHECK: call i32 @foo(i8* %p), !tbaa !1
+; CHECK: call i32 @foo(i8* %p), !tbaa [[TAGA:!.*]]
; CHECK: %c = add i32 %a, %a
%a = call i32 @foo(i8* %p), !tbaa !1
%b = call i32 @foo(i8* %p), !tbaa !0
@@ -43,7 +43,7 @@ define i32 @test4(i8* %p, i8* %q) {
define i32 @test5(i8* %p, i8* %q) {
; CHECK: @test5(i8* %p, i8* %q)
-; CHECK: call i32 @foo(i8* %p), !tbaa !1
+; CHECK: call i32 @foo(i8* %p), !tbaa [[TAGA:!.*]]
; CHECK: %c = add i32 %a, %a
%a = call i32 @foo(i8* %p), !tbaa !0
%b = call i32 @foo(i8* %p), !tbaa !1
@@ -53,7 +53,7 @@ define i32 @test5(i8* %p, i8* %q) {
define i32 @test6(i8* %p, i8* %q) {
; CHECK: @test6(i8* %p, i8* %q)
-; CHECK: call i32 @foo(i8* %p), !tbaa !1
+; CHECK: call i32 @foo(i8* %p), !tbaa [[TAGA:!.*]]
; CHECK: %c = add i32 %a, %a
%a = call i32 @foo(i8* %p), !tbaa !0
%b = call i32 @foo(i8* %p), !tbaa !3
@@ -74,8 +74,18 @@ define i32 @test7(i8* %p, i8* %q) {
declare i32 @foo(i8*) readonly
-!0 = metadata !{metadata !"C", metadata !1}
-!1 = metadata !{metadata !"A", metadata !2}
+; CHECK: [[TAGC]] = metadata !{metadata [[TYPEC:!.*]], metadata [[TYPEC]], i64 0}
+; CHECK: [[TYPEC]] = metadata !{metadata !"C", metadata [[TYPEA:!.*]]}
+; CHECK: [[TYPEA]] = metadata !{metadata !"A", metadata !{{.*}}}
+; CHECK: [[TAGB]] = metadata !{metadata [[TYPEB:!.*]], metadata [[TYPEB]], i64 0}
+; CHECK: [[TYPEB]] = metadata !{metadata !"B", metadata [[TYPEA]]}
+; CHECK: [[TAGA]] = metadata !{metadata [[TYPEA]], metadata [[TYPEA]], i64 0}
+!0 = metadata !{metadata !5, metadata !5, i64 0}
+!1 = metadata !{metadata !6, metadata !6, i64 0}
!2 = metadata !{metadata !"tbaa root", null}
-!3 = metadata !{metadata !"B", metadata !1}
-!4 = metadata !{metadata !"another root", null}
+!3 = metadata !{metadata !7, metadata !7, i64 0}
+!4 = metadata !{metadata !8, metadata !8, i64 0}
+!5 = metadata !{metadata !"C", metadata !6}
+!6 = metadata !{metadata !"A", metadata !2}
+!7 = metadata !{metadata !"B", metadata !6}
+!8 = metadata !{metadata !"another root", null}
generated by cgit v1.1 at 2025-08-21 22:09:40 +0000