1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -passes="ipsccp<func-spec>,deadargelim" -force-specialization -S < %s | FileCheck %s
3 ; RUN: opt -passes="ipsccp<func-spec>,deadargelim" -funcspec-max-iters=1 -force-specialization -S < %s | FileCheck %s
4 ; RUN: opt -passes="ipsccp<func-spec>,deadargelim" -funcspec-max-iters=0 -force-specialization -S < %s | FileCheck %s --check-prefix=DISABLED
6 ; DISABLED-NOT: @func.specialized.1(
7 ; DISABLED-NOT: @func.specialized.2(
9 define internal i32 @func(ptr %0, i32 %1, ptr nocapture %2) {
10 %4 = alloca i32, align 4
11 store i32 %1, ptr %4, align 4
12 %5 = load i32, ptr %4, align 4
13 %6 = icmp slt i32 %5, 1
14 br i1 %6, label %14, label %7
17 %8 = load i32, ptr %4, align 4
18 %9 = sext i32 %8 to i64
19 %10 = getelementptr inbounds i32, ptr %0, i64 %9
21 %11 = load i32, ptr %4, align 4
22 %12 = add nsw i32 %11, -1
23 %13 = call i32 @func(ptr %0, i32 %12, ptr %2)
30 define internal void @increment(ptr nocapture %0) {
31 %2 = load i32, ptr %0, align 4
32 %3 = add nsw i32 %2, 1
33 store i32 %3, ptr %0, align 4
37 define internal void @decrement(ptr nocapture %0) {
38 %2 = load i32, ptr %0, align 4
39 %3 = add nsw i32 %2, -1
40 store i32 %3, ptr %0, align 4
44 define i32 @main(ptr %0, i32 %1) {
45 ; CHECK: call void @func.specialized.2(ptr [[TMP0:%.*]], i32 [[TMP1:%.*]])
46 %3 = call i32 @func(ptr %0, i32 %1, ptr nonnull @increment)
47 ; CHECK: call void @func.specialized.1(ptr [[TMP0]], i32 0)
48 %4 = call i32 @func(ptr %0, i32 %3, ptr nonnull @decrement)
53 ; CHECK: @func.specialized.1(
54 ; CHECK: [[TMP3:%.*]] = alloca i32, align 4
55 ; CHECK: store i32 [[TMP1:%.*]], ptr [[TMP3]], align 4
56 ; CHECK: [[TMP4:%.*]] = load i32, ptr [[TMP3]], align 4
57 ; CHECK: [[TMP5:%.*]] = icmp slt i32 [[TMP4]], 1
58 ; CHECK: br i1 [[TMP5]], label [[TMP13:%.*]], label [[TMP6:%.*]]
60 ; CHECK: [[TMP7:%.*]] = load i32, ptr [[TMP3]], align 4
61 ; CHECK: [[TMP8:%.*]] = sext i32 [[TMP7]] to i64
62 ; CHECK: [[TMP9:%.*]] = getelementptr inbounds i32, ptr [[TMP0:%.*]], i64 [[TMP8]]
63 ; CHECK: call void @decrement(ptr [[TMP9]])
64 ; CHECK: [[TMP10:%.*]] = load i32, ptr [[TMP3]], align 4
65 ; CHECK: [[TMP11:%.*]] = add nsw i32 [[TMP10]], -1
66 ; CHECK: call void @func.specialized.1(ptr [[TMP0]], i32 [[TMP11]])
67 ; CHECK: br label [[TMP12:%.*]]
72 ; CHECK: @func.specialized.2(
73 ; CHECK: [[TMP3:%.*]] = alloca i32, align 4
74 ; CHECK: store i32 [[TMP1:%.*]], ptr [[TMP3]], align 4
75 ; CHECK: [[TMP4:%.*]] = load i32, ptr [[TMP3]], align 4
76 ; CHECK: [[TMP5:%.*]] = icmp slt i32 [[TMP4]], 1
77 ; CHECK: br i1 [[TMP5]], label [[TMP13:%.*]], label [[TMP6:%.*]]
79 ; CHECK: [[TMP7:%.*]] = load i32, ptr [[TMP3]], align 4
80 ; CHECK: [[TMP8:%.*]] = sext i32 [[TMP7]] to i64
81 ; CHECK: [[TMP9:%.*]] = getelementptr inbounds i32, ptr [[TMP0:%.*]], i64 [[TMP8]]
82 ; CHECK: call void @increment(ptr [[TMP9]])
83 ; CHECK: [[TMP10:%.*]] = load i32, ptr [[TMP3]], align 4
84 ; CHECK: [[TMP11:%.*]] = add nsw i32 [[TMP10]], -1
85 ; CHECK: call void @func.specialized.2(ptr [[TMP0]], i32 [[TMP11]])
86 ; CHECK: br label [[TMP12:%.*]]