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-rw-r--r--test/Transforms/InstCombine/load-cmp.ll334
1 files changed, 292 insertions, 42 deletions
diff --git a/test/Transforms/InstCombine/load-cmp.ll b/test/Transforms/InstCombine/load-cmp.ll
index 95dc48c..9810026 100644
--- a/test/Transforms/InstCombine/load-cmp.ll
+++ b/test/Transforms/InstCombine/load-cmp.ll
@@ -1,18 +1,75 @@
-; RUN: opt < %s -instcombine -S | FileCheck %s
+; RUN: opt -instcombine -S < %s | FileCheck -check-prefix=NODL %s
+; RUN: opt -instcombine -S -default-data-layout="p:32:32:32-p1:16:16:16-n8:16:32:64" < %s | FileCheck -check-prefix=P32 %s
-@G16 = internal constant [10 x i16] [i16 35, i16 82, i16 69, i16 81, i16 85,
+@G16 = internal constant [10 x i16] [i16 35, i16 82, i16 69, i16 81, i16 85,
i16 73, i16 82, i16 69, i16 68, i16 0]
+
+@G16_as1 = internal addrspace(1) constant [10 x i16] [i16 35, i16 82, i16 69, i16 81, i16 85,
+ i16 73, i16 82, i16 69, i16 68, i16 0]
+
@GD = internal constant [6 x double]
[double -10.0, double 1.0, double 4.0, double 2.0, double -20.0, double -40.0]
+%Foo = type { i32, i32, i32, i32 }
+
+@GS = internal constant %Foo { i32 1, i32 4, i32 9, i32 14 }
+
+@GStructArr = internal constant [4 x %Foo] [ %Foo { i32 1, i32 4, i32 9, i32 14 },
+ %Foo { i32 5, i32 4, i32 6, i32 11 },
+ %Foo { i32 6, i32 5, i32 9, i32 20 },
+ %Foo { i32 12, i32 3, i32 9, i32 8 } ]
+
+
define i1 @test1(i32 %X) {
%P = getelementptr inbounds [10 x i16]* @G16, i32 0, i32 %X
%Q = load i16* %P
%R = icmp eq i16 %Q, 0
ret i1 %R
-; CHECK-LABEL: @test1(
-; CHECK-NEXT: %R = icmp eq i32 %X, 9
-; CHECK-NEXT: ret i1 %R
+; NODL-LABEL: @test1(
+; NODL-NEXT: %R = icmp eq i32 %X, 9
+; NODL-NEXT: ret i1 %R
+
+; P32-LABEL: @test1(
+; P32-NEXT: %R = icmp eq i32 %X, 9
+; P32-NEXT: ret i1 %R
+}
+
+define i1 @test1_noinbounds(i32 %X) {
+ %P = getelementptr [10 x i16]* @G16, i32 0, i32 %X
+ %Q = load i16* %P
+ %R = icmp eq i16 %Q, 0
+ ret i1 %R
+; NODL-LABEL: @test1_noinbounds(
+; NODL-NEXT: %P = getelementptr [10 x i16]* @G16, i32 0, i32 %X
+
+; P32-LABEL: @test1_noinbounds(
+; P32-NEXT: %R = icmp eq i32 %X, 9
+; P32-NEXT: ret i1 %R
+}
+
+define i1 @test1_noinbounds_i64(i64 %X) {
+ %P = getelementptr [10 x i16]* @G16, i64 0, i64 %X
+ %Q = load i16* %P
+ %R = icmp eq i16 %Q, 0
+ ret i1 %R
+; NODL-LABEL: @test1_noinbounds_i64(
+; NODL-NEXT: %P = getelementptr [10 x i16]* @G16, i64 0, i64 %X
+
+; P32-LABEL: @test1_noinbounds_i64(
+; P32: %R = icmp eq i32 %1, 9
+; P32-NEXT: ret i1 %R
+}
+
+define i1 @test1_noinbounds_as1(i32 %x) {
+ %p = getelementptr [10 x i16] addrspace(1)* @G16_as1, i16 0, i32 %x
+ %q = load i16 addrspace(1)* %p
+ %r = icmp eq i16 %q, 0
+ ret i1 %r
+
+; P32-LABEL: @test1_noinbounds_as1(
+; P32-NEXT: trunc i32 %x to i16
+; P32-NEXT: %r = icmp eq i16 %1, 9
+; P32-NEXT: ret i1 %r
}
define i1 @test2(i32 %X) {
@@ -20,9 +77,9 @@ define i1 @test2(i32 %X) {
%Q = load i16* %P
%R = icmp slt i16 %Q, 85
ret i1 %R
-; CHECK-LABEL: @test2(
-; CHECK-NEXT: %R = icmp ne i32 %X, 4
-; CHECK-NEXT: ret i1 %R
+; NODL-LABEL: @test2(
+; NODL-NEXT: %R = icmp ne i32 %X, 4
+; NODL-NEXT: ret i1 %R
}
define i1 @test3(i32 %X) {
@@ -30,9 +87,14 @@ define i1 @test3(i32 %X) {
%Q = load double* %P
%R = fcmp oeq double %Q, 1.0
ret i1 %R
-; CHECK-LABEL: @test3(
-; CHECK-NEXT: %R = icmp eq i32 %X, 1
-; CHECK-NEXT: ret i1 %R
+; NODL-LABEL: @test3(
+; NODL-NEXT: %R = icmp eq i32 %X, 1
+; NODL-NEXT: ret i1 %R
+
+; P32-LABEL: @test3(
+; P32-NEXT: %R = icmp eq i32 %X, 1
+; P32-NEXT: ret i1 %R
+
}
define i1 @test4(i32 %X) {
@@ -40,11 +102,17 @@ define i1 @test4(i32 %X) {
%Q = load i16* %P
%R = icmp sle i16 %Q, 73
ret i1 %R
-; CHECK-LABEL: @test4(
-; CHECK-NEXT: lshr i32 933, %X
-; CHECK-NEXT: and i32 {{.*}}, 1
-; CHECK-NEXT: %R = icmp ne i32 {{.*}}, 0
-; CHECK-NEXT: ret i1 %R
+; NODL-LABEL: @test4(
+; NODL-NEXT: lshr i32 933, %X
+; NODL-NEXT: and i32 {{.*}}, 1
+; NODL-NEXT: %R = icmp ne i32 {{.*}}, 0
+; NODL-NEXT: ret i1 %R
+
+; P32-LABEL: @test4(
+; P32-NEXT: lshr i32 933, %X
+; P32-NEXT: and i32 {{.*}}, 1
+; P32-NEXT: %R = icmp ne i32 {{.*}}, 0
+; P32-NEXT: ret i1 %R
}
define i1 @test4_i16(i16 %X) {
@@ -52,11 +120,19 @@ define i1 @test4_i16(i16 %X) {
%Q = load i16* %P
%R = icmp sle i16 %Q, 73
ret i1 %R
-; CHECK-LABEL: @test4_i16(
-; CHECK-NEXT: lshr i16 933, %X
-; CHECK-NEXT: and i16 {{.*}}, 1
-; CHECK-NEXT: %R = icmp ne i16 {{.*}}, 0
-; CHECK-NEXT: ret i1 %R
+
+; NODL-LABEL: @test4_i16(
+; NODL-NEXT: lshr i16 933, %X
+; NODL-NEXT: and i16 {{.*}}, 1
+; NODL-NEXT: %R = icmp ne i16 {{.*}}, 0
+; NODL-NEXT: ret i1 %R
+
+; P32-LABEL: @test4_i16(
+; P32-NEXT: sext i16 %X to i32
+; P32-NEXT: lshr i32 933, %1
+; P32-NEXT: and i32 {{.*}}, 1
+; P32-NEXT: %R = icmp ne i32 {{.*}}, 0
+; P32-NEXT: ret i1 %R
}
define i1 @test5(i32 %X) {
@@ -64,11 +140,17 @@ define i1 @test5(i32 %X) {
%Q = load i16* %P
%R = icmp eq i16 %Q, 69
ret i1 %R
-; CHECK-LABEL: @test5(
-; CHECK-NEXT: icmp eq i32 %X, 2
-; CHECK-NEXT: icmp eq i32 %X, 7
-; CHECK-NEXT: %R = or i1
-; CHECK-NEXT: ret i1 %R
+; NODL-LABEL: @test5(
+; NODL-NEXT: icmp eq i32 %X, 2
+; NODL-NEXT: icmp eq i32 %X, 7
+; NODL-NEXT: %R = or i1
+; NODL-NEXT: ret i1 %R
+
+; P32-LABEL: @test5(
+; P32-NEXT: icmp eq i32 %X, 2
+; P32-NEXT: icmp eq i32 %X, 7
+; P32-NEXT: %R = or i1
+; P32-NEXT: ret i1 %R
}
define i1 @test6(i32 %X) {
@@ -76,10 +158,15 @@ define i1 @test6(i32 %X) {
%Q = load double* %P
%R = fcmp ogt double %Q, 0.0
ret i1 %R
-; CHECK-LABEL: @test6(
-; CHECK-NEXT: add i32 %X, -1
-; CHECK-NEXT: %R = icmp ult i32 {{.*}}, 3
-; CHECK-NEXT: ret i1 %R
+; NODL-LABEL: @test6(
+; NODL-NEXT: add i32 %X, -1
+; NODL-NEXT: %R = icmp ult i32 {{.*}}, 3
+; NODL-NEXT: ret i1 %R
+
+; P32-LABEL: @test6(
+; P32-NEXT: add i32 %X, -1
+; P32-NEXT: %R = icmp ult i32 {{.*}}, 3
+; P32-NEXT: ret i1 %R
}
define i1 @test7(i32 %X) {
@@ -87,10 +174,15 @@ define i1 @test7(i32 %X) {
%Q = load double* %P
%R = fcmp olt double %Q, 0.0
ret i1 %R
-; CHECK-LABEL: @test7(
-; CHECK-NEXT: add i32 %X, -1
-; CHECK-NEXT: %R = icmp ugt i32 {{.*}}, 2
-; CHECK-NEXT: ret i1 %R
+; NODL-LABEL: @test7(
+; NODL-NEXT: add i32 %X, -1
+; NODL-NEXT: %R = icmp ugt i32 {{.*}}, 2
+; NODL-NEXT: ret i1 %R
+
+; P32-LABEL: @test7(
+; P32-NEXT: add i32 %X, -1
+; P32-NEXT: %R = icmp ugt i32 {{.*}}, 2
+; P32-NEXT: ret i1 %R
}
define i1 @test8(i32 %X) {
@@ -99,10 +191,15 @@ define i1 @test8(i32 %X) {
%R = and i16 %Q, 3
%S = icmp eq i16 %R, 0
ret i1 %S
-; CHECK-LABEL: @test8(
-; CHECK-NEXT: and i32 %X, -2
-; CHECK-NEXT: icmp eq i32 {{.*}}, 8
-; CHECK-NEXT: ret i1
+; NODL-LABEL: @test8(
+; NODL-NEXT: and i32 %X, -2
+; NODL-NEXT: icmp eq i32 {{.*}}, 8
+; NODL-NEXT: ret i1
+
+; P32-LABEL: @test8(
+; P32-NEXT: and i32 %X, -2
+; P32-NEXT: icmp eq i32 {{.*}}, 8
+; P32-NEXT: ret i1
}
@GA = internal constant [4 x { i32, i32 } ] [
@@ -117,8 +214,161 @@ define i1 @test9(i32 %X) {
%Q = load i32* %P
%R = icmp eq i32 %Q, 1
ret i1 %R
-; CHECK-LABEL: @test9(
-; CHECK-NEXT: add i32 %X, -1
-; CHECK-NEXT: icmp ult i32 {{.*}}, 2
-; CHECK-NEXT: ret i1
+; NODL-LABEL: @test9(
+; NODL-NEXT: add i32 %X, -1
+; NODL-NEXT: icmp ult i32 {{.*}}, 2
+; NODL-NEXT: ret i1
+
+; P32-LABEL: @test9(
+; P32-NEXT: add i32 %X, -1
+; P32-NEXT: icmp ult i32 {{.*}}, 2
+; P32-NEXT: ret i1
+}
+
+define i1 @test10_struct(i32 %x) {
+; NODL-LABEL: @test10_struct(
+; NODL: getelementptr inbounds %Foo* @GS, i32 %x, i32 0
+
+; P32-LABEL: @test10_struct(
+; P32: getelementptr inbounds %Foo* @GS, i32 %x, i32 0
+ %p = getelementptr inbounds %Foo* @GS, i32 %x, i32 0
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 9
+ ret i1 %r
+}
+
+define i1 @test10_struct_noinbounds(i32 %x) {
+; NODL-LABEL: @test10_struct_noinbounds(
+; NODL: getelementptr %Foo* @GS, i32 %x, i32 0
+
+; P32-LABEL: @test10_struct_noinbounds(
+; P32: getelementptr %Foo* @GS, i32 %x, i32 0
+ %p = getelementptr %Foo* @GS, i32 %x, i32 0
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 9
+ ret i1 %r
+}
+
+; Test that the GEP indices are converted before we ever get here
+; Index < ptr size
+define i1 @test10_struct_i16(i16 %x){
+; NODL-LABEL: @test10_struct_i16(
+; NODL: getelementptr inbounds %Foo* @GS, i16 %x, i32 0
+
+; P32-LABEL: @test10_struct_i16(
+; P32: %1 = sext i16 %x to i32
+; P32: getelementptr inbounds %Foo* @GS, i32 %1, i32 0
+ %p = getelementptr inbounds %Foo* @GS, i16 %x, i32 0
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 0
+ ret i1 %r
+}
+
+; Test that the GEP indices are converted before we ever get here
+; Index > ptr size
+define i1 @test10_struct_i64(i64 %x){
+; NODL-LABEL: @test10_struct_i64(
+; NODL: getelementptr inbounds %Foo* @GS, i64 %x, i32 0
+
+; P32-LABEL: @test10_struct_i64(
+; P32: %1 = trunc i64 %x to i32
+; P32: getelementptr inbounds %Foo* @GS, i32 %1, i32 0
+ %p = getelementptr inbounds %Foo* @GS, i64 %x, i32 0
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 0
+ ret i1 %r
+}
+
+define i1 @test10_struct_noinbounds_i16(i16 %x) {
+; NODL-LABEL: @test10_struct_noinbounds_i16(
+; NODL: getelementptr %Foo* @GS, i16 %x, i32 0
+
+; P32-LABEL: @test10_struct_noinbounds_i16(
+; P32: %1 = sext i16 %x to i32
+; P32: getelementptr %Foo* @GS, i32 %1, i32 0
+ %p = getelementptr %Foo* @GS, i16 %x, i32 0
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 0
+ ret i1 %r
+}
+
+define i1 @test10_struct_arr(i32 %x) {
+; NODL-LABEL: @test10_struct_arr(
+; NODL-NEXT: %r = icmp ne i32 %x, 1
+; NODL-NEXT: ret i1 %r
+
+; P32-LABEL: @test10_struct_arr(
+; P32-NEXT: %r = icmp ne i32 %x, 1
+; P32-NEXT: ret i1 %r
+ %p = getelementptr inbounds [4 x %Foo]* @GStructArr, i32 0, i32 %x, i32 2
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 9
+ ret i1 %r
+}
+
+define i1 @test10_struct_arr_noinbounds(i32 %x) {
+; NODL-LABEL: @test10_struct_arr_noinbounds(
+; NODL-NEXT %p = getelementptr [4 x %Foo]* @GStructArr, i32 0, i32 %x, i32 2
+
+; P32-LABEL: @test10_struct_arr_noinbounds(
+; P32-NEXT %p = getelementptr [4 x %Foo]* @GStructArr, i32 0, i32 %x, i32 2
+ %p = getelementptr [4 x %Foo]* @GStructArr, i32 0, i32 %x, i32 2
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 9
+ ret i1 %r
+}
+
+define i1 @test10_struct_arr_i16(i16 %x) {
+; NODL-LABEL: @test10_struct_arr_i16(
+; NODL-NEXT: %r = icmp ne i16 %x, 1
+; NODL-NEXT: ret i1 %r
+
+; P32-LABEL: @test10_struct_arr_i16(
+; P32-NEXT: %r = icmp ne i16 %x, 1
+; P32-NEXT: ret i1 %r
+ %p = getelementptr inbounds [4 x %Foo]* @GStructArr, i16 0, i16 %x, i32 2
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 9
+ ret i1 %r
+}
+
+define i1 @test10_struct_arr_i64(i64 %x) {
+; NODL-LABEL: @test10_struct_arr_i64(
+; NODL-NEXT: %r = icmp ne i64 %x, 1
+; NODL-NEXT: ret i1 %r
+
+; P32-LABEL: @test10_struct_arr_i64(
+; P32-NEXT: trunc i64 %x to i32
+; P32-NEXT: %r = icmp ne i32 %1, 1
+; P32-NEXT: ret i1 %r
+ %p = getelementptr inbounds [4 x %Foo]* @GStructArr, i64 0, i64 %x, i32 2
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 9
+ ret i1 %r
+}
+
+define i1 @test10_struct_arr_noinbounds_i16(i16 %x) {
+; NODL-LABEL: @test10_struct_arr_noinbounds_i16(
+; NODL-NEXT: %p = getelementptr [4 x %Foo]* @GStructArr, i32 0, i16 %x, i32 2
+
+; P32-LABEL: @test10_struct_arr_noinbounds_i16(
+; P32-NEXT: %r = icmp ne i16 %x, 1
+ %p = getelementptr [4 x %Foo]* @GStructArr, i32 0, i16 %x, i32 2
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 9
+ ret i1 %r
+}
+
+define i1 @test10_struct_arr_noinbounds_i64(i64 %x) {
+; FIXME: Should be no trunc?
+; NODL-LABEL: @test10_struct_arr_noinbounds_i64(
+; NODL-NEXT: %p = getelementptr [4 x %Foo]* @GStructArr, i32 0, i64 %x, i32 2
+
+; P32-LABEL: @test10_struct_arr_noinbounds_i64(
+; P32: %r = icmp ne i32 %1, 1
+; P32-NEXT: ret i1 %r
+ %p = getelementptr [4 x %Foo]* @GStructArr, i32 0, i64 %x, i32 2
+ %q = load i32* %p
+ %r = icmp eq i32 %q, 9
+ ret i1 %r
}
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