Fix Windows unwind info for functions in sections other than .text
[opencl/llvm.git] / test / MC / COFF / seh-section.s
index 026c0d733484b33443a60f1ee48f8444412af779..c95eece800bd90da3ae27c578d5723c2eed1591c 100644 (file)
@@ -1,5 +1,7 @@
-// This test ensures that, if the section containing a function has a suffix
-// (e.g. .text$foo), its unwind info section also has a suffix (.xdata$foo).
+// This test ensures functions in custom sections get unwind info emitted in a
+// distinct .xdata section. Ideally we'd just emit a second .xdata section with
+// the same name and characteristics, but MC uniques sections by name and
+// characteristics, so that is not possible.
 // RUN: llvm-mc -filetype=obj -triple x86_64-pc-win32 %s | llvm-readobj -s -sd | FileCheck %s
 
 // CHECK:      Name: .xdata$foo
 // CHECK-NEXT:   0000: 01050200 05500402
 // CHECK-NEXT: )
 
+// CHECK:      Name: .xdata$.mytext
+// CHECK-NEXT: VirtualSize
+// CHECK-NEXT: VirtualAddress
+// CHECK-NEXT: RawDataSize: 8
+// CHECK-NEXT: PointerToRawData
+// CHECK-NEXT: PointerToRelocations
+// CHECK-NEXT: PointerToLineNumbers
+// CHECK-NEXT: RelocationCount: 0
+// CHECK-NEXT: LineNumberCount: 0
+// CHECK-NEXT: Characteristics [
+// CHECK-NEXT:   IMAGE_SCN_ALIGN_4BYTES
+// CHECK-NEXT:   IMAGE_SCN_CNT_INITIALIZED_DATA
+// CHECK-NEXT:   IMAGE_SCN_MEM_READ
+// CHECK-NEXT: ]
+// CHECK-NEXT: SectionData (
+// CHECK-NEXT:   0000: 01050200 05500402
+// CHECK-NEXT: )
+
+// CHECK:      Name: .xdata
+// CHECK-NEXT: VirtualSize
+// CHECK-NEXT: VirtualAddress
+// CHECK-NEXT: RawDataSize: 8
+// CHECK-NEXT: PointerToRawData
+// CHECK-NEXT: PointerToRelocations
+// CHECK-NEXT: PointerToLineNumbers
+// CHECK-NEXT: RelocationCount: 0
+// CHECK-NEXT: LineNumberCount: 0
+// CHECK-NEXT: Characteristics [
+// CHECK-NEXT:   IMAGE_SCN_ALIGN_4BYTES
+// CHECK-NEXT:   IMAGE_SCN_CNT_INITIALIZED_DATA
+// CHECK-NEXT:   IMAGE_SCN_MEM_READ
+// CHECK-NEXT: ]
+// CHECK-NEXT: SectionData (
+// CHECK-NEXT:   0000: 01050200 05500402
+// CHECK-NEXT: )
+
+
+
     .section .text$foo,"x"
     .globl foo
     .def foo; .scl 2; .type 32; .endef
@@ -35,3 +75,33 @@ foo:
     ret
     .seh_endproc
 
+    .section .mytext,"x"
+    .globl bar
+    .def bar; .scl 2; .type 32; .endef
+    .seh_proc bar
+bar:
+    subq $8, %rsp
+    .seh_stackalloc 8
+    pushq %rbp
+    .seh_pushreg %rbp
+    .seh_endprologue
+    popq %rbp
+    addq $8, %rsp
+    ret
+    .seh_endproc
+
+    .section .text
+    .globl baz
+    .def baz; .scl 2; .type 32; .endef
+    .seh_proc baz
+baz:
+    subq $8, %rsp
+    .seh_stackalloc 8
+    pushq %rbp
+    .seh_pushreg %rbp
+    .seh_endprologue
+    popq %rbp
+    addq $8, %rsp
+    ret
+    .seh_endproc
+