--- /dev/null
+// Runs a sequence of dlopen, dlclose, dlopen, dlclose on a library "inits".
+// This is intended as a standard harness for testing constructor / destructor
+// behavior in the context of a full dlclose and then re-dlopen'ing of the
+// inits library.
+//
+// Compiled from:
+//
+// int main(int argc, char *argv[]) {
+// printf("entering main\n");
+// void *H = dlopen("inits", 0);
+// if (!H) {
+// printf("failed\n");
+// return -1;
+// }
+// if (dlclose(H) == -1) {
+// printf("failed\n");
+// return -1;
+// }
+// H = dlopen("inits", 0);
+// if (!H) {
+// printf("failed\n");
+// return -1;
+// }
+// if (dlclose(H) == -1) {
+// printf("failed\n");
+// return -1;
+// }
+// printf("leaving main\n");
+// return 0;
+//}
+
+ .section __TEXT,__text,regular,pure_instructions
+ .build_version macos, 13, 0 sdk_version 13, 0
+ .globl _main
+ .p2align 4, 0x90
+_main:
+
+ pushq %r14
+ pushq %rbx
+ pushq %rax
+ leaq L_str(%rip), %rdi
+ callq _puts
+ leaq L_.str.1(%rip), %rdi
+ xorl %esi, %esi
+ callq _dlopen
+ movl $-1, %ebx
+ leaq L_str.8(%rip), %r14
+ testq %rax, %rax
+ je LBB0_4
+
+ movq %rax, %rdi
+ callq _dlclose
+ cmpl $-1, %eax
+ je LBB0_4
+
+ leaq L_.str.1(%rip), %rdi
+ xorl %esi, %esi
+ callq _dlopen
+ testq %rax, %rax
+ je LBB0_4
+
+ movq %rax, %rdi
+ callq _dlclose
+ xorl %ebx, %ebx
+ cmpl $-1, %eax
+ sete %bl
+ leaq L_str.8(%rip), %rax
+ leaq L_str.6(%rip), %r14
+ cmoveq %rax, %r14
+ negl %ebx
+LBB0_4:
+ movq %r14, %rdi
+ callq _puts
+ movl %ebx, %eax
+ addq $8, %rsp
+ popq %rbx
+ popq %r14
+ retq
+
+ .section __TEXT,__cstring,cstring_literals
+L_.str.1:
+ .asciz "inits"
+L_str:
+ .asciz "entering main"
+L_str.6:
+ .asciz "leaving main"
+L_str.8:
+ .asciz "failed"
+
+.subsections_via_symbols
+++ /dev/null
-; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -passes="default<O3>" -S < %s | FileCheck %s --check-prefix=SSE
-; RUN: opt -passes="default<O3>" -S -mattr=avx < %s | FileCheck %s --check-prefix=AVX
-
-; This test is based on https://github.com/llvm/llvm-project/issues/50778
-; It's the unoptimized IR passed through -mem2reg to remove obvious noise.
-; This should show cooperation between instcombine, unrolling, inlining,
-; and SLP to create the target-optimal vector math+logic ops.
-
-target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-unknown-linux-gnu"
-
-define noundef i64 @foo(i64 noundef %0) {
-; CHECK-LABEL: @foo(
-; CHECK-NEXT: [[TMP2:%.*]] = shl i64 [[TMP0:%.*]], 44
-; CHECK-NEXT: [[TMP3:%.*]] = sub nuw nsw i64 -17592186044416, [[TMP2]]
-; CHECK-NEXT: ret i64 [[TMP3]]
-;
-; SSE-LABEL: @foo(
-; SSE-NEXT: [[TMP2:%.*]] = shl i64 [[TMP0:%.*]], 44
-; SSE-NEXT: [[TMP3:%.*]] = sub nuw nsw i64 -17592186044416, [[TMP2]]
-; SSE-NEXT: ret i64 [[TMP3]]
-;
-; AVX-LABEL: @foo(
-; AVX-NEXT: [[TMP2:%.*]] = shl i64 [[TMP0:%.*]], 44
-; AVX-NEXT: [[TMP3:%.*]] = sub nuw nsw i64 -17592186044416, [[TMP2]]
-; AVX-NEXT: ret i64 [[TMP3]]
-;
- %2 = sub i64 1048575, %0
- %3 = shl i64 %2, 44
- ret i64 %3
-}
-
-define void @bar(ptr noundef %0) {
-; SSE-LABEL: @bar(
-; SSE-NEXT: [[TMP2:%.*]] = load <2 x i64>, ptr [[TMP0:%.*]], align 8
-; SSE-NEXT: [[TMP3:%.*]] = shl <2 x i64> [[TMP2]], <i64 44, i64 44>
-; SSE-NEXT: [[TMP4:%.*]] = sub nuw nsw <2 x i64> <i64 -17592186044416, i64 -17592186044416>, [[TMP3]]
-; SSE-NEXT: store <2 x i64> [[TMP4]], ptr [[TMP0]], align 8
-; SSE-NEXT: [[TMP5:%.*]] = getelementptr inbounds i64, ptr [[TMP0]], i64 2
-; SSE-NEXT: [[TMP6:%.*]] = load <2 x i64>, ptr [[TMP5]], align 8
-; SSE-NEXT: [[TMP7:%.*]] = shl <2 x i64> [[TMP6]], <i64 44, i64 44>
-; SSE-NEXT: [[TMP8:%.*]] = sub nuw nsw <2 x i64> <i64 -17592186044416, i64 -17592186044416>, [[TMP7]]
-; SSE-NEXT: store <2 x i64> [[TMP8]], ptr [[TMP5]], align 8
-; SSE-NEXT: [[TMP9:%.*]] = getelementptr inbounds i64, ptr [[TMP0]], i64 4
-; SSE-NEXT: [[TMP10:%.*]] = load <2 x i64>, ptr [[TMP9]], align 8
-; SSE-NEXT: [[TMP11:%.*]] = shl <2 x i64> [[TMP10]], <i64 44, i64 44>
-; SSE-NEXT: [[TMP12:%.*]] = sub nuw nsw <2 x i64> <i64 -17592186044416, i64 -17592186044416>, [[TMP11]]
-; SSE-NEXT: store <2 x i64> [[TMP12]], ptr [[TMP9]], align 8
-; SSE-NEXT: [[TMP13:%.*]] = getelementptr inbounds i64, ptr [[TMP0]], i64 6
-; SSE-NEXT: [[TMP14:%.*]] = load <2 x i64>, ptr [[TMP13]], align 8
-; SSE-NEXT: [[TMP15:%.*]] = shl <2 x i64> [[TMP14]], <i64 44, i64 44>
-; SSE-NEXT: [[TMP16:%.*]] = sub nuw nsw <2 x i64> <i64 -17592186044416, i64 -17592186044416>, [[TMP15]]
-; SSE-NEXT: store <2 x i64> [[TMP16]], ptr [[TMP13]], align 8
-; SSE-NEXT: ret void
-;
-; AVX-LABEL: @bar(
-; AVX-NEXT: [[TMP2:%.*]] = load <4 x i64>, ptr [[TMP0:%.*]], align 8
-; AVX-NEXT: [[TMP3:%.*]] = shl <4 x i64> [[TMP2]], <i64 44, i64 44, i64 44, i64 44>
-; AVX-NEXT: [[TMP4:%.*]] = sub nuw nsw <4 x i64> <i64 -17592186044416, i64 -17592186044416, i64 -17592186044416, i64 -17592186044416>, [[TMP3]]
-; AVX-NEXT: store <4 x i64> [[TMP4]], ptr [[TMP0]], align 8
-; AVX-NEXT: [[TMP5:%.*]] = getelementptr inbounds i64, ptr [[TMP0]], i64 4
-; AVX-NEXT: [[TMP6:%.*]] = load <4 x i64>, ptr [[TMP5]], align 8
-; AVX-NEXT: [[TMP7:%.*]] = shl <4 x i64> [[TMP6]], <i64 44, i64 44, i64 44, i64 44>
-; AVX-NEXT: [[TMP8:%.*]] = sub nuw nsw <4 x i64> <i64 -17592186044416, i64 -17592186044416, i64 -17592186044416, i64 -17592186044416>, [[TMP7]]
-; AVX-NEXT: store <4 x i64> [[TMP8]], ptr [[TMP5]], align 8
-; AVX-NEXT: ret void
-;
- br label %2
-
-2: ; preds = %12, %1
- %.0 = phi i32 [ 0, %1 ], [ %13, %12 ]
- %3 = icmp slt i32 %.0, 8
- br i1 %3, label %5, label %4
-
-4: ; preds = %2
- br label %14
-
-5: ; preds = %2
- %6 = sext i32 %.0 to i64
- %7 = getelementptr inbounds i64, ptr %0, i64 %6
- %8 = load i64, ptr %7, align 8
- %9 = call noundef i64 @foo(i64 noundef %8)
- %10 = sext i32 %.0 to i64
- %11 = getelementptr inbounds i64, ptr %0, i64 %10
- store i64 %9, ptr %11, align 8
- br label %12
-
-12: ; preds = %5
- %13 = add nsw i32 %.0, 1
- br label %2
-
-14: ; preds = %4
- ret void
-}
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