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-rw-r--r--llvm/test/CodeGen/X86/win-catchpad-csrs.ll136
-rw-r--r--llvm/test/CodeGen/X86/win-catchpad.ll68
2 files changed, 190 insertions, 14 deletions
diff --git a/llvm/test/CodeGen/X86/win-catchpad-csrs.ll b/llvm/test/CodeGen/X86/win-catchpad-csrs.ll
new file mode 100644
index 00000000000..f765207d19d
--- /dev/null
+++ b/llvm/test/CodeGen/X86/win-catchpad-csrs.ll
@@ -0,0 +1,136 @@
+; RUN: llc -mtriple=i686-pc-windows-msvc < %s | FileCheck --check-prefix=X86 %s
+; RUN: llc -mtriple=x86_64-pc-windows-msvc < %s | FileCheck --check-prefix=X64 %s
+
+%rtti.TypeDescriptor2 = type { i8**, i8*, [3 x i8] }
+%eh.CatchableType = type { i32, i8*, i32, i32, i32, i32, i8* }
+%eh.CatchableTypeArray.1 = type { i32, [1 x %eh.CatchableType*] }
+%eh.ThrowInfo = type { i32, i8*, i8*, i8* }
+%eh.CatchHandlerType = type { i32, i8* }
+
+$"\01??_R0H@8" = comdat any
+
+@"\01??_7type_info@@6B@" = external constant i8*
+@"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat
+
+@llvm.eh.handlertype.H.0 = private unnamed_addr constant %eh.CatchHandlerType { i32 0, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*) }, section "llvm.metadata"
+@llvm.eh.handlertype.H.1 = private unnamed_addr constant %eh.CatchHandlerType { i32 1, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*) }, section "llvm.metadata"
+
+declare i32 @getint()
+declare void @useints(...)
+declare void @f(i32 %p)
+declare i32 @__CxxFrameHandler3(...)
+
+define i32 @try_catch_catch() personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
+entry:
+ %a = call i32 @getint()
+ %b = call i32 @getint()
+ %c = call i32 @getint()
+ %d = call i32 @getint()
+ call void (...) @useints(i32 %a, i32 %b, i32 %c, i32 %d)
+ invoke void @f(i32 1)
+ to label %try.cont unwind label %catch.dispatch
+
+catch.dispatch: ; preds = %entry
+ %0 = catchpad [%eh.CatchHandlerType* @llvm.eh.handlertype.H.0, i8* null]
+ to label %catch unwind label %catchendblock
+
+catch:
+ invoke void @f(i32 2)
+ to label %invoke.cont.2 unwind label %catchendblock
+
+invoke.cont.2: ; preds = %catch
+ catchret %0 to label %try.cont
+
+try.cont: ; preds = %entry, %invoke.cont.2, %invoke.cont.3
+ ret i32 0
+
+catchendblock: ; preds = %catch,
+ catchendpad unwind to caller
+}
+
+; X86-LABEL: _try_catch_catch:
+; X86: pushl %ebp
+; X86: movl %esp, %ebp
+; X86: pushl %ebx
+; X86: pushl %edi
+; X86: pushl %esi
+; X86: subl ${{[0-9]+}}, %esp
+; X86: calll _getint
+; X86: calll _getint
+; X86: calll _getint
+; X86: calll _getint
+; X86: calll _useints
+; X86: movl $0, -{{[0-9]+}}(%ebp)
+; X86: movl $1, (%esp)
+; X86: calll _f
+; X86: [[contbb:LBB0_[0-9]+]]:
+; X86: movl -{{[0-9]+}}(%ebp), %esp
+; X86: addl ${{[0-9]+}}, %esp
+; X86: popl %esi
+; X86: popl %edi
+; X86: popl %ebx
+; X86: popl %ebp
+; X86: retl
+
+; X86: [[catch1bb:LBB0_[0-9]+]]: # %catch{{$}}
+; X86-NOT: pushl
+; X86: addl $12, %ebp
+; X86: subl $16, %esp
+; X86: movl $1, -{{[0-9]+}}(%ebp)
+; X86: movl $2, (%esp)
+; X86: calll _f
+; X86: movl $[[contbb]], %eax
+; X86-NEXT: addl $16, %esp
+; X86-NOT: popl
+; X86-NEXT: retl
+
+; X86: L__ehtable$try_catch_catch:
+; X86: $handlerMap$0$try_catch_catch:
+; X86: .long 0
+; X86: .long "??_R0H@8"
+; X86: .long 0
+; X86: .long [[catch1bb]]
+
+; X64-LABEL: try_catch_catch:
+; X64: pushq %rbp
+; X64: .seh_pushreg 5
+; X64: pushq %rsi
+; X64: .seh_pushreg 6
+; X64: pushq %rdi
+; X64: .seh_pushreg 7
+; X64: pushq %rbx
+; X64: .seh_pushreg 3
+; X64: subq $40, %rsp
+; X64: .seh_stackalloc 40
+; X64: leaq 32(%rsp), %rbp
+; X64: .seh_setframe 5, 32
+; X64: callq getint
+; X64: callq getint
+; X64: callq getint
+; X64: callq getint
+; X64: callq useints
+; X64: movl $1, %ecx
+; X64: callq f
+; X64: [[contbb:\.LBB0_[0-9]+]]:
+; X64: addq $40, %rsp
+; X64: popq %rbp
+; X64: retq
+
+; X64: [[catch1bb:\.LBB0_[0-9]+]]: # %catch{{$}}
+; X64: movq %rdx, 16(%rsp)
+; X64: pushq %rbp
+; X64: movq %rdx, %rbp
+; X64: subq $32, %rsp
+; X64: movl $2, %ecx
+; X64: callq f
+; X64: leaq [[contbb]](%rip), %rax
+; X64: addq $32, %rsp
+; X64: popq %rbp
+; X64: retq
+
+; X64: $handlerMap$0$try_catch_catch:
+; X64: .long 0
+; X64: .long "??_R0H@8"@IMGREL
+; X64: .long 0
+; X64: .long [[catch1bb]]@IMGREL
+; X64: .long 56
diff --git a/llvm/test/CodeGen/X86/win-catchpad.ll b/llvm/test/CodeGen/X86/win-catchpad.ll
index 607d948e3d1..7ab59ab7223 100644
--- a/llvm/test/CodeGen/X86/win-catchpad.ll
+++ b/llvm/test/CodeGen/X86/win-catchpad.ll
@@ -27,12 +27,14 @@ $"\01??_R0H@8" = comdat any
@llvm.eh.handlertype.H.0 = private unnamed_addr constant %eh.CatchHandlerType { i32 0, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*) }, section "llvm.metadata"
@llvm.eh.handlertype.H.1 = private unnamed_addr constant %eh.CatchHandlerType { i32 1, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*) }, section "llvm.metadata"
-declare void @f(i32 %p)
+declare void @f(i32 %p, i32* %l)
declare i32 @__CxxFrameHandler3(...)
+declare void @barrier()
define i32 @try_catch_catch() personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
entry:
- invoke void @f(i32 1)
+ %local = alloca i32
+ invoke void @f(i32 1, i32* %local)
to label %try.cont unwind label %catch.dispatch
catch.dispatch: ; preds = %entry
@@ -40,7 +42,11 @@ catch.dispatch: ; preds = %entry
to label %catch unwind label %catch.dispatch.2
catch: ; preds = %catch.dispatch
- invoke void @f(i32 2)
+ ; FIXME: Remove this barrier once we add more real register allocation barriers.
+ invoke void @barrier()
+ to label %barrier.split unwind label %catchendblock
+barrier.split:
+ invoke void @f(i32 2, i32* %local)
to label %invoke.cont.2 unwind label %catchendblock
invoke.cont.2: ; preds = %catch
@@ -51,7 +57,7 @@ catch.dispatch.2: ; preds = %catch.dispatch
to label %catch.2 unwind label %catchendblock
catch.2: ; preds = %catch.dispatch.2
- invoke void @f(i32 3)
+ invoke void @f(i32 3, i32* %local)
to label %invoke.cont.3 unwind label %catchendblock
invoke.cont.3: ; preds = %catch.2
@@ -66,24 +72,37 @@ catchendblock: ; preds = %catch, %catch.2, %c
; X86-LABEL: _try_catch_catch:
; X86: movl $0, -{{[0-9]+}}(%ebp)
-; X86: movl $1, (%esp)
+; X86: leal -[[local_offs:[0-9]+]](%ebp), %[[addr_reg:[a-z]+]]
+; X86-DAG: movl %[[addr_reg]], 4(%esp)
+; X86-DAG: movl $1, (%esp)
; X86: calll _f
; X86: [[contbb:LBB0_[0-9]+]]:
; X86: movl -{{[0-9]+}}(%ebp), %esp
; X86: retl
; X86: [[catch1bb:LBB0_[0-9]+]]: # %catch{{$}}
+; X86: addl $12, %ebp
+; X86: subl $8, %esp
+; X86: calll _barrier
; X86: movl $1, -{{[0-9]+}}(%ebp)
-; X86: movl $2, (%esp)
+; X86: leal -[[local_offs]](%ebp), %[[addr_reg:[a-z]+]]
+; X86-DAG: movl %[[addr_reg]], 4(%esp)
+; X86-DAG: movl $2, (%esp)
; X86: calll _f
; X86: movl $[[contbb]], %eax
+; X86-NEXT: addl $8, %esp
; X86-NEXT: retl
; X86: [[catch2bb:LBB0_[0-9]+]]: # %catch.2{{$}}
+; X86: addl $12, %ebp
+; X86: subl $8, %esp
; X86: movl $1, -{{[0-9]+}}(%ebp)
-; X86: movl $3, (%esp)
+; X86: leal -[[local_offs]](%ebp), %[[addr_reg:[a-z]+]]
+; X86-DAG: movl %[[addr_reg]], 4(%esp)
+; X86-DAG: movl $3, (%esp)
; X86: calll _f
; X86: movl $[[contbb]], %eax
+; X86-NEXT: addl $8, %esp
; X86-NEXT: retl
; X86: L__ehtable$try_catch_catch:
@@ -98,33 +117,54 @@ catchendblock: ; preds = %catch, %catch.2, %c
; X86: .long [[catch2bb]]
; X64-LABEL: try_catch_catch:
-; X64: movl $1, %ecx
+; X64: pushq %rbp
+; X64: .seh_pushreg 5
+; X64: subq $48, %rsp
+; X64: .seh_stackalloc 48
+; X64: leaq 48(%rsp), %rbp
+; X64: .seh_setframe 5, 48
+; X64-DAG: leaq -[[local_offs:[0-9]+]](%rbp), %rdx
+; X64-DAG: movl $1, %ecx
; X64: callq f
; X64: [[contbb:\.LBB0_[0-9]+]]:
+; X64: addq $48, %rsp
+; X64: popq %rbp
; X64: retq
; X64: [[catch1bb:\.LBB0_[0-9]+]]: # %catch{{$}}
-; X64: movl $2, %ecx
+; X64: movq %rdx, 16(%rsp)
+; X64: pushq %rbp
+; X64: movq %rdx, %rbp
+; X64: subq $32, %rsp
+; X64-DAG: leaq -[[local_offs]](%rbp), %rdx
+; X64-DAG: movl $2, %ecx
; X64: callq f
; X64: leaq [[contbb]](%rip), %rax
+; X64: addq $32, %rsp
+; X64: popq %rbp
; X64: retq
; X64: [[catch2bb:\.LBB0_[0-9]+]]: # %catch.2{{$}}
-; X64: movl $3, %ecx
+; X64: movq %rdx, 16(%rsp)
+; X64: pushq %rbp
+; X64: movq %rdx, %rbp
+; X64: subq $32, %rsp
+; X64-DAG: leaq -[[local_offs]](%rbp), %rdx
+; X64-DAG: movl $3, %ecx
; X64: callq f
; X64: leaq [[contbb]](%rip), %rax
+; X64: addq $32, %rsp
+; X64: popq %rbp
; X64: retq
-; FIXME: Get rid of these parent_frame_offset things below. They are leftover
-; from our IR outlining strategy.
; X64: $handlerMap$0$try_catch_catch:
; X64: .long 0
; X64: .long "??_R0H@8"@IMGREL
; X64: .long 0
; X64: .long [[catch1bb]]@IMGREL
-; X64 .long .Lcatch$parent_frame_offset
+; X64: .long 56
; X64: .long 0
; X64: .long "??_R0H@8"@IMGREL
; X64: .long 0
; X64: .long [[catch2bb]]@IMGREL
-; X64 .long .Lcatch.2$parent_frame_offset
+; X64: .long 56
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