xref: /llvm-project/llvm/test/Transforms/InstCombine/fold-bin-operand.ll (revision 38fffa630ee80163dc65e759392ad29798905679)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -passes=instcombine -S | FileCheck %s
3target 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"
4
5define i1 @f(i1 %x) {
6; CHECK-LABEL: @f(
7; CHECK-NEXT:    ret i1 false
8;
9  %c = icmp eq ptr inttoptr (i32 1 to ptr), inttoptr (i32 2 to ptr)
10  %b = and i1 %x, %c
11  ret i1 %b
12}
13
14define i1 @f_logical(i1 %x) {
15; CHECK-LABEL: @f_logical(
16; CHECK-NEXT:    ret i1 false
17;
18  %c = icmp eq ptr inttoptr (i32 1 to ptr), inttoptr (i32 2 to ptr)
19  %b = select i1 %x, i1 %c, i1 false
20  ret i1 %b
21}
22
23define i32 @g(i32 %x) {
24; CHECK-LABEL: @g(
25; CHECK-NEXT:    ret i32 [[X:%.*]]
26;
27  %c = icmp eq ptr inttoptr (i32 1 to ptr), inttoptr (i32 2 to ptr)
28  %ext = zext i1 %c to i32
29  %b = add i32 %x, %ext
30  ret i32 %b
31}
32
33define i32 @h(i1 %A, i32 %B) {
34; CHECK-LABEL: @h(
35; CHECK-NEXT:  EntryBlock:
36; CHECK-NEXT:    [[TMP0:%.*]] = add i32 [[B:%.*]], 2
37; CHECK-NEXT:    [[OP:%.*]] = select i1 [[A:%.*]], i32 3, i32 [[TMP0]]
38; CHECK-NEXT:    ret i32 [[OP]]
39;
40EntryBlock:
41  %cf = select i1 %A, i32 1, i32 %B
42  %op = add i32 2, %cf
43  ret i32 %op
44}
45
46define <4 x float> @h1(i1 %A, <4 x i32> %B) {
47; CHECK-LABEL: @h1(
48; CHECK-NEXT:  EntryBlock:
49; CHECK-NEXT:    [[TMP0:%.*]] = bitcast <4 x i32> [[B:%.*]] to <4 x float>
50; CHECK-NEXT:    [[BC:%.*]] = select i1 [[A:%.*]], <4 x float> splat (float 0x36A0000000000000), <4 x float> [[TMP0]]
51; CHECK-NEXT:    ret <4 x float> [[BC]]
52;
53EntryBlock:
54  %cf = select i1 %A, <4 x i32> <i32 1, i32 1, i32 1, i32 1>, <4 x i32> %B
55  %bc = bitcast <4 x i32> %cf to <4 x float>
56  ret <4 x float> %bc
57}
58
59define <vscale x 4 x float> @h2(i1 %A, <vscale x 4 x i32> %B) {
60; CHECK-LABEL: @h2(
61; CHECK-NEXT:  EntryBlock:
62; CHECK-NEXT:    [[TMP0:%.*]] = bitcast <vscale x 4 x i32> [[B:%.*]] to <vscale x 4 x float>
63; CHECK-NEXT:    [[BC:%.*]] = select i1 [[A:%.*]], <vscale x 4 x float> zeroinitializer, <vscale x 4 x float> [[TMP0]]
64; CHECK-NEXT:    ret <vscale x 4 x float> [[BC]]
65;
66EntryBlock:
67  %cf = select i1 %A, <vscale x 4 x i32> zeroinitializer, <vscale x 4 x i32> %B
68  %bc = bitcast <vscale x 4 x i32> %cf to <vscale x 4 x float>
69  ret <vscale x 4 x float> %bc
70}
71
72define <vscale x 2 x i64> @h3(i1 %A, <vscale x 4 x i32> %B) {
73; CHECK-LABEL: @h3(
74; CHECK-NEXT:  EntryBlock:
75; CHECK-NEXT:    [[CF:%.*]] = select i1 [[A:%.*]], <vscale x 4 x i32> zeroinitializer, <vscale x 4 x i32> [[B:%.*]]
76; CHECK-NEXT:    [[BC:%.*]] = bitcast <vscale x 4 x i32> [[CF]] to <vscale x 2 x i64>
77; CHECK-NEXT:    ret <vscale x 2 x i64> [[BC]]
78;
79EntryBlock:
80  %cf = select i1 %A, <vscale x 4 x i32> zeroinitializer, <vscale x 4 x i32> %B
81  %bc = bitcast <vscale x 4 x i32> %cf to <vscale x 2 x i64>
82  ret <vscale x 2 x i64> %bc
83
84}
85
86