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-rw-r--r--test/CodeGen/X86/swifterror.ll822
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diff --git a/test/CodeGen/X86/swifterror.ll b/test/CodeGen/X86/swifterror.ll
deleted file mode 100644
index 1ecd33743d21..000000000000
--- a/test/CodeGen/X86/swifterror.ll
+++ /dev/null
@@ -1,822 +0,0 @@
-; RUN: llc -verify-machineinstrs < %s -mtriple=x86_64-apple-darwin | FileCheck --check-prefix=CHECK-APPLE %s
-; RUN: llc -verify-machineinstrs -O0 < %s -mtriple=x86_64-apple-darwin | FileCheck --check-prefix=CHECK-O0 %s
-; RUN: llc -verify-machineinstrs < %s -mtriple=i386-apple-darwin | FileCheck --check-prefix=CHECK-i386 %s
-
-declare i8* @malloc(i64)
-declare void @free(i8*)
-%swift_error = type {i64, i8}
-
-; This tests the basic usage of a swifterror parameter. "foo" is the function
-; that takes a swifterror parameter and "caller" is the caller of "foo".
-define float @foo(%swift_error** swifterror %error_ptr_ref) {
-; CHECK-APPLE-LABEL: foo:
-; CHECK-APPLE: movl $16, %edi
-; CHECK-APPLE: malloc
-; CHECK-APPLE: movb $1, 8(%rax)
-; CHECK-APPLE: movq %rax, %r12
-
-; CHECK-O0-LABEL: foo:
-; CHECK-O0: movl $16
-; CHECK-O0: malloc
-; CHECK-O0: movb $1, 8(%rax)
-; CHECK-O0: movq %{{.*}}, %r12
-entry:
- %call = call i8* @malloc(i64 16)
- %call.0 = bitcast i8* %call to %swift_error*
- store %swift_error* %call.0, %swift_error** %error_ptr_ref
- %tmp = getelementptr inbounds i8, i8* %call, i64 8
- store i8 1, i8* %tmp
- ret float 1.0
-}
-
-; "caller" calls "foo" that takes a swifterror parameter.
-define float @caller(i8* %error_ref) {
-; CHECK-APPLE-LABEL: caller:
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: callq {{.*}}foo
-; CHECK-APPLE: testq %r12, %r12
-; CHECK-APPLE: jne
-; Access part of the error object and save it to error_ref
-; CHECK-APPLE: movb 8(%r12)
-; CHECK-APPLE: movq %r12, %rdi
-; CHECK-APPLE: callq {{.*}}free
-
-; CHECK-O0-LABEL: caller:
-; CHECK-O0: xorl
-; CHECK-O0: movl %{{.*}}, %r12d
-; CHECK-O0: callq {{.*}}foo
-; CHECK-O0: jne
-entry:
- %error_ptr_ref = alloca swifterror %swift_error*
- store %swift_error* null, %swift_error** %error_ptr_ref
- %call = call float @foo(%swift_error** swifterror %error_ptr_ref)
- %error_from_foo = load %swift_error*, %swift_error** %error_ptr_ref
- %had_error_from_foo = icmp ne %swift_error* %error_from_foo, null
- %tmp = bitcast %swift_error* %error_from_foo to i8*
- br i1 %had_error_from_foo, label %handler, label %cont
-cont:
- %v1 = getelementptr inbounds %swift_error, %swift_error* %error_from_foo, i64 0, i32 1
- %t = load i8, i8* %v1
- store i8 %t, i8* %error_ref
- br label %handler
-handler:
- call void @free(i8* %tmp)
- ret float 1.0
-}
-
-; "caller2" is the caller of "foo", it calls "foo" inside a loop.
-define float @caller2(i8* %error_ref) {
-; CHECK-APPLE-LABEL: caller2:
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: callq {{.*}}foo
-; CHECK-APPLE: testq %r12, %r12
-; CHECK-APPLE: jne
-; CHECK-APPLE: ucomiss
-; CHECK-APPLE: jbe
-; Access part of the error object and save it to error_ref
-; CHECK-APPLE: movb 8(%r12)
-; CHECK-APPLE: movq %r12, %rdi
-; CHECK-APPLE: callq {{.*}}free
-
-; CHECK-O0-LABEL: caller2:
-; CHECK-O0: xorl
-; CHECK-O0: movl %{{.*}}, %r12d
-; CHECK-O0: callq {{.*}}foo
-; CHECK-O0: movq %r12, [[ID:%[a-z]+]]
-; CHECK-O0: cmpq $0, %r12
-; CHECK-O0: jne
-entry:
- %error_ptr_ref = alloca swifterror %swift_error*
- br label %bb_loop
-bb_loop:
- store %swift_error* null, %swift_error** %error_ptr_ref
- %call = call float @foo(%swift_error** swifterror %error_ptr_ref)
- %error_from_foo = load %swift_error*, %swift_error** %error_ptr_ref
- %had_error_from_foo = icmp ne %swift_error* %error_from_foo, null
- %tmp = bitcast %swift_error* %error_from_foo to i8*
- br i1 %had_error_from_foo, label %handler, label %cont
-cont:
- %cmp = fcmp ogt float %call, 1.000000e+00
- br i1 %cmp, label %bb_end, label %bb_loop
-bb_end:
- %v1 = getelementptr inbounds %swift_error, %swift_error* %error_from_foo, i64 0, i32 1
- %t = load i8, i8* %v1
- store i8 %t, i8* %error_ref
- br label %handler
-handler:
- call void @free(i8* %tmp)
- ret float 1.0
-}
-
-; "foo_if" is a function that takes a swifterror parameter, it sets swifterror
-; under a certain condition.
-define float @foo_if(%swift_error** swifterror %error_ptr_ref, i32 %cc) {
-; CHECK-APPLE-LABEL: foo_if:
-; CHECK-APPLE: testl %edi, %edi
-; CHECK-APPLE: je
-; CHECK-APPLE: movl $16, %edi
-; CHECK-APPLE: malloc
-; CHECK-APPLE: movb $1, 8(%rax)
-; CHECK-APPLE: movq %rax, %r12
-; CHECK-APPLE-NOT: %r12
-; CHECK-APPLE: ret
-
-; CHECK-O0-LABEL: foo_if:
-; CHECK-O0: cmpl $0
-; spill to stack
-; CHECK-O0: movq %r12, {{.*}}(%rsp)
-; CHECK-O0: je
-; CHECK-O0: movl $16,
-; CHECK-O0: malloc
-; CHECK-O0: movq %rax, [[ID:%[a-z]+]]
-; CHECK-O0-DAG: movb $1, 8(%rax)
-; CHECK-O0-DAG: movq [[ID]], %r12
-; CHECK-O0: ret
-; reload from stack
-; CHECK-O0: movq {{.*}}(%rsp), [[REG:%[a-z]+]]
-; CHECK-O0: movq [[REG]], %r12
-; CHECK-O0: ret
-entry:
- %cond = icmp ne i32 %cc, 0
- br i1 %cond, label %gen_error, label %normal
-
-gen_error:
- %call = call i8* @malloc(i64 16)
- %call.0 = bitcast i8* %call to %swift_error*
- store %swift_error* %call.0, %swift_error** %error_ptr_ref
- %tmp = getelementptr inbounds i8, i8* %call, i64 8
- store i8 1, i8* %tmp
- ret float 1.0
-
-normal:
- ret float 0.0
-}
-
-; "foo_loop" is a function that takes a swifterror parameter, it sets swifterror
-; under a certain condition inside a loop.
-define float @foo_loop(%swift_error** swifterror %error_ptr_ref, i32 %cc, float %cc2) {
-; CHECK-APPLE-LABEL: foo_loop:
-; CHECK-APPLE: movq %r12, %rax
-; CHECK-APPLE: testl
-; CHECK-APPLE: je
-; CHECK-APPLE: movl $16, %edi
-; CHECK-APPLE: malloc
-; CHECK-APPLE: movb $1, 8(%rax)
-; CHECK-APPLE: ucomiss
-; CHECK-APPLE: jbe
-; CHECK-APPLE: movq %rax, %r12
-; CHECK-APPLE: ret
-
-; CHECK-O0-LABEL: foo_loop:
-; spill to stack
-; CHECK-O0: movq %r12, {{.*}}(%rsp)
-; CHECK-O0: cmpl $0
-; CHECK-O0: je
-; CHECK-O0: movl $16,
-; CHECK-O0: malloc
-; CHECK-O0: movq %rax, [[ID:%[a-z0-9]+]]
-; CHECK-O0: movb $1, 8([[ID]])
-; CHECK-O0: jbe
-; reload from stack
-; CHECK-O0: movq {{.*}}(%rsp), [[REG:%[a-z0-9]+]]
-; CHECK-O0: movq [[REG]], %r12
-; CHECK-O0: ret
-entry:
- br label %bb_loop
-
-bb_loop:
- %cond = icmp ne i32 %cc, 0
- br i1 %cond, label %gen_error, label %bb_cont
-
-gen_error:
- %call = call i8* @malloc(i64 16)
- %call.0 = bitcast i8* %call to %swift_error*
- store %swift_error* %call.0, %swift_error** %error_ptr_ref
- %tmp = getelementptr inbounds i8, i8* %call, i64 8
- store i8 1, i8* %tmp
- br label %bb_cont
-
-bb_cont:
- %cmp = fcmp ogt float %cc2, 1.000000e+00
- br i1 %cmp, label %bb_end, label %bb_loop
-bb_end:
- ret float 0.0
-}
-
-%struct.S = type { i32, i32, i32, i32, i32, i32 }
-
-; "foo_sret" is a function that takes a swifterror parameter, it also has a sret
-; parameter.
-define void @foo_sret(%struct.S* sret %agg.result, i32 %val1, %swift_error** swifterror %error_ptr_ref) {
-; CHECK-APPLE-LABEL: foo_sret:
-; CHECK-APPLE: movq %rdi, %{{.*}}
-; CHECK-APPLE: movl $16, %edi
-; CHECK-APPLE: malloc
-; CHECK-APPLE: movb $1, 8(%rax)
-; CHECK-APPLE: movl %{{.*}}, 4(%{{.*}})
-; CHECK-APPLE: movq %rax, %r12
-; CHECK-APPLE: movq %{{.*}}, %rax
-; CHECK-APPLE-NOT: x19
-
-; CHECK-O0-LABEL: foo_sret:
-; CHECK-O0: movl $16,
-; spill sret to stack
-; CHECK-O0: movq %rdi,
-; CHECK-O0: movq {{.*}}, %rdi
-; CHECK-O0: malloc
-; CHECK-O0: movb $1, 8(%rax)
-; CHECK-O0: movl %{{.*}}, 4(%{{.*}})
-; CHECK-O0: movq %{{.*}}, %r12
-; reload sret from stack
-; CHECK-O0: movq {{.*}}(%rsp), %rax
-; CHECK-O0: ret
-entry:
- %call = call i8* @malloc(i64 16)
- %call.0 = bitcast i8* %call to %swift_error*
- store %swift_error* %call.0, %swift_error** %error_ptr_ref
- %tmp = getelementptr inbounds i8, i8* %call, i64 8
- store i8 1, i8* %tmp
- %v2 = getelementptr inbounds %struct.S, %struct.S* %agg.result, i32 0, i32 1
- store i32 %val1, i32* %v2
- ret void
-}
-
-; "caller3" calls "foo_sret" that takes a swifterror parameter.
-define float @caller3(i8* %error_ref) {
-; CHECK-APPLE-LABEL: caller3:
-; CHECK-APPLE: movl $1, %esi
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: callq {{.*}}foo_sret
-; CHECK-APPLE: testq %r12, %r12
-; CHECK-APPLE: jne
-; Access part of the error object and save it to error_ref
-; CHECK-APPLE: movb 8(%r12),
-; CHECK-APPLE: movb %{{.*}},
-; CHECK-APPLE: movq %r12, %rdi
-; CHECK-APPLE: callq {{.*}}free
-
-; CHECK-O0-LABEL: caller3:
-; CHECK-O0: xorl
-; CHECK-O0: movl {{.*}}, %r12d
-; CHECK-O0: movl $1, %esi
-; CHECK-O0: movq {{.*}}, %rdi
-; CHECK-O0: callq {{.*}}foo_sret
-; CHECK-O0: movq %r12,
-; CHECK-O0: cmpq $0
-; CHECK-O0: jne
-; Access part of the error object and save it to error_ref
-; CHECK-O0: movb 8(%{{.*}}),
-; CHECK-O0: movb %{{.*}},
-; reload from stack
-; CHECK-O0: movq {{.*}}(%rsp), %rdi
-; CHECK-O0: callq {{.*}}free
-entry:
- %s = alloca %struct.S, align 8
- %error_ptr_ref = alloca swifterror %swift_error*
- store %swift_error* null, %swift_error** %error_ptr_ref
- call void @foo_sret(%struct.S* sret %s, i32 1, %swift_error** swifterror %error_ptr_ref)
- %error_from_foo = load %swift_error*, %swift_error** %error_ptr_ref
- %had_error_from_foo = icmp ne %swift_error* %error_from_foo, null
- %tmp = bitcast %swift_error* %error_from_foo to i8*
- br i1 %had_error_from_foo, label %handler, label %cont
-cont:
- %v1 = getelementptr inbounds %swift_error, %swift_error* %error_from_foo, i64 0, i32 1
- %t = load i8, i8* %v1
- store i8 %t, i8* %error_ref
- br label %handler
-handler:
- call void @free(i8* %tmp)
- ret float 1.0
-}
-
-; This is a caller with multiple swifterror values, it calls "foo" twice, each
-; time with a different swifterror value, from "alloca swifterror".
-define float @caller_with_multiple_swifterror_values(i8* %error_ref, i8* %error_ref2) {
-; CHECK-APPLE-LABEL: caller_with_multiple_swifterror_values:
-
-; The first swifterror value:
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: callq {{.*}}foo
-; CHECK-APPLE: testq %r12, %r12
-; CHECK-APPLE: jne
-; Access part of the error object and save it to error_ref
-; CHECK-APPLE: movb 8(%r12)
-; CHECK-APPLE: movq %r12, %rdi
-; CHECK-APPLE: callq {{.*}}free
-
-; The second swifterror value:
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: callq {{.*}}foo
-; CHECK-APPLE: testq %r12, %r12
-; CHECK-APPLE: jne
-; Access part of the error object and save it to error_ref
-; CHECK-APPLE: movb 8(%r12)
-; CHECK-APPLE: movq %r12, %rdi
-; CHECK-APPLE: callq {{.*}}free
-
-; CHECK-O0-LABEL: caller_with_multiple_swifterror_values:
-
-; The first swifterror value:
-; CHECK-O0: xorl
-; CHECK-O0: movl %{{.*}}, %r12d
-; CHECK-O0: callq {{.*}}foo
-; CHECK-O0: jne
-
-; The second swifterror value:
-; CHECK-O0: xorl
-; CHECK-O0: movl %{{.*}}, %r12d
-; CHECK-O0: callq {{.*}}foo
-; CHECK-O0: jne
-entry:
- %error_ptr_ref = alloca swifterror %swift_error*
- store %swift_error* null, %swift_error** %error_ptr_ref
- %call = call float @foo(%swift_error** swifterror %error_ptr_ref)
- %error_from_foo = load %swift_error*, %swift_error** %error_ptr_ref
- %had_error_from_foo = icmp ne %swift_error* %error_from_foo, null
- %tmp = bitcast %swift_error* %error_from_foo to i8*
- br i1 %had_error_from_foo, label %handler, label %cont
-cont:
- %v1 = getelementptr inbounds %swift_error, %swift_error* %error_from_foo, i64 0, i32 1
- %t = load i8, i8* %v1
- store i8 %t, i8* %error_ref
- br label %handler
-handler:
- call void @free(i8* %tmp)
-
- %error_ptr_ref2 = alloca swifterror %swift_error*
- store %swift_error* null, %swift_error** %error_ptr_ref2
- %call2 = call float @foo(%swift_error** swifterror %error_ptr_ref2)
- %error_from_foo2 = load %swift_error*, %swift_error** %error_ptr_ref2
- %had_error_from_foo2 = icmp ne %swift_error* %error_from_foo2, null
- %bitcast2 = bitcast %swift_error* %error_from_foo2 to i8*
- br i1 %had_error_from_foo2, label %handler2, label %cont2
-cont2:
- %v2 = getelementptr inbounds %swift_error, %swift_error* %error_from_foo2, i64 0, i32 1
- %t2 = load i8, i8* %v2
- store i8 %t2, i8* %error_ref2
- br label %handler2
-handler2:
- call void @free(i8* %bitcast2)
-
- ret float 1.0
-}
-
-%swift.refcounted = type opaque
-
-; This test checks that we don't create bad phi nodes as part of swifterror
-; isel. We used to fail machine ir verification.
-; CHECK-APPLE: _swifterror_isel
-; CHECK-O0: _swifterror_isel
-define void @swifterror_isel(%swift.refcounted*) {
-entry:
- %swifterror = alloca swifterror %swift_error*, align 8
- br i1 undef, label %5, label %1
-
- %2 = phi i16 [ %4, %1 ], [ undef, %entry ]
- %3 = call i1 undef(i16 %2, %swift.refcounted* swiftself %0, %swift_error** nocapture swifterror %swifterror)
- %4 = load i16, i16* undef, align 2
- br label %1
-
- ret void
-}
-
-; This tests the basic usage of a swifterror parameter with swiftcc.
-define swiftcc float @foo_swiftcc(%swift_error** swifterror %error_ptr_ref) {
-; CHECK-APPLE-LABEL: foo_swiftcc:
-; CHECK-APPLE: movl $16, %edi
-; CHECK-APPLE: malloc
-; CHECK-APPLE: movb $1, 8(%rax)
-; CHECK-APPLE: movq %rax, %r12
-
-; CHECK-O0-LABEL: foo_swiftcc:
-; CHECK-O0: movl $16
-; CHECK-O0: malloc
-; CHECK-O0: movb $1, 8(%rax)
-; CHECK-O0: movq %{{.*}}, %r12
-entry:
- %call = call i8* @malloc(i64 16)
- %call.0 = bitcast i8* %call to %swift_error*
- store %swift_error* %call.0, %swift_error** %error_ptr_ref
- %tmp = getelementptr inbounds i8, i8* %call, i64 8
- store i8 1, i8* %tmp
- ret float 1.0
-}
-
-declare swiftcc float @moo(%swift_error** swifterror)
-
-; Test parameter forwarding.
-define swiftcc float @forward_swifterror(%swift_error** swifterror %error_ptr_ref) {
-; CHECK-APPLE-LABEL: forward_swifterror:
-; CHECK-APPLE: pushq %rax
-; CHECK-APPLE: callq _moo
-; CHECK-APPLE: popq %rax
-; CHECK-APPLE: retq
-
-; CHECK-O0-LABEL: forward_swifterror:
-; CHECK-O0: pushq %rax
-; CHECK-O0: callq _moo
-; CHECK-O0: popq %rax
-; CHECK-O0: retq
-
-entry:
- %call = call swiftcc float @moo(%swift_error** swifterror %error_ptr_ref)
- ret float %call
-}
-
-define swiftcc float @conditionally_forward_swifterror(%swift_error** swifterror %error_ptr_ref, i32 %cc) {
-; CHECK-APPLE-LABEL: conditionally_forward_swifterror:
-; CHECK-APPLE: pushq %rax
-; CHECK-APPLE: testl %edi, %edi
-; CHECK-APPLE: je
-
-; CHECK-APPLE: callq _moo
-; CHECK-APPLE: popq %rax
-; CHECK-APPLE: retq
-
-; CHECK-APPLE: xorps %xmm0, %xmm0
-; CHECK-APPLE: popq %rax
-; CHECK-APPLE: retq
-
-; CHECK-O0-LABEL: conditionally_forward_swifterror:
-; CHECK-O0: subq $24, %rsp
-; CHECK-O0: movq %r12, [[REG1:%[a-z0-9]+]]
-; CHECK-O0: cmpl $0, %edi
-; CHECK-O0-DAG: movq [[REG1]], [[STK:[0-9]+]](%rsp)
-; CHECK-O0-DAG: movq %r12, [[STK2:[0-9]+]](%rsp)
-; CHECK-O0: je
-
-; CHECK-O0: movq [[STK2]](%rsp), [[REG:%[a-z0-9]+]]
-; CHECK-O0: movq [[REG]], %r12
-; CHECK-O0: callq _moo
-; CHECK-O0: addq $24, %rsp
-; CHECK-O0: retq
-
-; CHECK-O0: movq [[STK2]](%rsp), [[REG:%[a-z0-9]+]]
-; CHECK-O0: xorps %xmm0, %xmm0
-; CHECK-O0: movq [[REG]], %r12
-; CHECK-O0: addq $24, %rsp
-; CHECK-O0: retq
-entry:
- %cond = icmp ne i32 %cc, 0
- br i1 %cond, label %gen_error, label %normal
-
-gen_error:
- %call = call swiftcc float @moo(%swift_error** swifterror %error_ptr_ref)
- ret float %call
-
-normal:
- ret float 0.0
-}
-
-; Check that we don't blow up on tail calling swifterror argument functions.
-define float @tailcallswifterror(%swift_error** swifterror %error_ptr_ref) {
-entry:
- %0 = tail call float @tailcallswifterror(%swift_error** swifterror %error_ptr_ref)
- ret float %0
-}
-define swiftcc float @tailcallswifterror_swiftcc(%swift_error** swifterror %error_ptr_ref) {
-entry:
- %0 = tail call swiftcc float @tailcallswifterror_swiftcc(%swift_error** swifterror %error_ptr_ref)
- ret float %0
-}
-
-; Check that we can handle an empty function with swifterror argument.
-; CHECK-i386-LABEL: empty_swiftcc:
-; CHECK-i386: movl 4(%esp), %eax
-; CHECK-i386: movl 8(%esp), %edx
-; CHECK-i386: movl 12(%esp), %ecx
-; CHECK-i386: retl
-; CHECK-APPLE-LABEL: empty_swiftcc:
-; CHECK-APPLE: movl %edx, %ecx
-; CHECK-APPLE: movl %edi, %eax
-; CHECK-APPLE: movl %esi, %edx
-; CHECK-APPLE: retq
-define swiftcc {i32, i32, i32} @empty_swiftcc({i32, i32, i32} , %swift_error** swifterror %error_ptr_ref) {
-entry:
- ret {i32, i32, i32} %0
-}
-
-; Make sure we can handle the case when isel generates new machine basic blocks.
-; CHECK-APPLE-LABEL: dont_crash_on_new_isel_blocks:
-; CHECK-APPLE: pushq %rax
-; CHECK-APPLE: xorl %eax, %eax
-; CHECK-APPLE: testb %al, %al
-; CHECK-APPLE: jne
-; CHECK-APPLE: callq *%rax
-; CHECK-APPLE: popq %rax
-; CHECK-APPLE: ret
-
-define swiftcc void @dont_crash_on_new_isel_blocks(%swift_error** nocapture swifterror, i1, i8**) {
-entry:
- %3 = or i1 false, %1
- br i1 %3, label %cont, label %falsebb
-
-falsebb:
- %4 = load i8*, i8** %2, align 8
- br label %cont
-
-cont:
- tail call swiftcc void undef(%swift_error** nocapture swifterror %0)
- ret void
-}
-
-; CHECK-APPLE-LABEL: swifterror_clobber
-; CHECK-APPLE: movq %r12, [[REG:%.*]]
-; CHECK-APPLE: nop
-; CHECK-APPLE: movq [[REG]], %r12
-define swiftcc void @swifterror_clobber(%swift_error** nocapture swifterror %err) {
- call void asm sideeffect "nop", "~{r12}"()
- ret void
-}
-
-; CHECK-APPLE-LABEL: swifterror_reg_clobber
-; CHECK-APPLE: pushq %r12
-; CHECK-APPLE: nop
-; CHECK-APPLE: popq %r12
-define swiftcc void @swifterror_reg_clobber(%swift_error** nocapture %err) {
- call void asm sideeffect "nop", "~{r12}"()
- ret void
-}
-
-; CHECK-APPLE-LABEL: params_in_reg
-; Save callee save registers to store clobbered arugments.
-; CHECK-APPLE: pushq %rbp
-; CHECK-APPLE: pushq %r15
-; CHECK-APPLE: pushq %r14
-; Clobbered swiftself register.
-; CHECK-APPLE: pushq %r13
-; CHECK-APPLE: pushq %rbx
-; CHECK-APPLE: subq $48, %rsp
-; Save arguments.
-; CHECK-APPLE: movq %r12, 32(%rsp)
-; CHECK-APPLE: movq %r13, 24(%rsp)
-; CHECK-APPLE: movq %r9, 16(%rsp)
-; CHECK-APPLE: movq %r8, 8(%rsp)
-; CHECK-APPLE: movq %rcx, %r14
-; CHECK-APPLE: movq %rdx, %r15
-; CHECK-APPLE: movq %rsi, %rbx
-; CHECK-APPLE: movq %rdi, %rbp
-; Setup call.
-; CHECK-APPLE: movl $1, %edi
-; CHECK-APPLE: movl $2, %esi
-; CHECK-APPLE: movl $3, %edx
-; CHECK-APPLE: movl $4, %ecx
-; CHECK-APPLE: movl $5, %r8d
-; CHECK-APPLE: movl $6, %r9d
-; CHECK-APPLE: xorl %r13d, %r13d
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: callq _params_in_reg2
-; Setup second call with stored arguments.
-; CHECK-APPLE: movq %rbp, %rdi
-; CHECK-APPLE: movq %rbx, %rsi
-; CHECK-APPLE: movq %r15, %rdx
-; CHECK-APPLE: movq %r14, %rcx
-; CHECK-APPLE: movq 8(%rsp), %r8
-; CHECK-APPLE: movq 16(%rsp), %r9
-; CHECK-APPLE: movq 24(%rsp), %r13
-; CHECK-APPLE: movq 32(%rsp), %r12
-; CHECK-APPLE: callq _params_in_reg2
-; CHECK-APPLE: addq $48, %rsp
-; CHECK-APPLE: popq %rbx
-; CHECK-APPLE: popq %r13
-; CHECK-APPLE: popq %r14
-; CHECK-APPLE: popq %r15
-; CHECK-APPLE: popq %rbp
-define swiftcc void @params_in_reg(i64, i64, i64, i64, i64, i64, i8* swiftself, %swift_error** nocapture swifterror %err) {
- %error_ptr_ref = alloca swifterror %swift_error*, align 8
- store %swift_error* null, %swift_error** %error_ptr_ref
- call swiftcc void @params_in_reg2(i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i8* swiftself null, %swift_error** nocapture swifterror %error_ptr_ref)
- call swiftcc void @params_in_reg2(i64 %0, i64 %1, i64 %2, i64 %3, i64 %4, i64 %5, i8* swiftself %6, %swift_error** nocapture swifterror %err)
- ret void
-}
-declare swiftcc void @params_in_reg2(i64, i64, i64, i64, i64, i64, i8* swiftself, %swift_error** nocapture swifterror %err)
-
-; CHECK-APPLE-LABEL: params_and_return_in_reg
-; CHECK-APPLE: pushq %rbp
-; CHECK-APPLE: pushq %r15
-; CHECK-APPLE: pushq %r14
-; CHECK-APPLE: pushq %r13
-; CHECK-APPLE: pushq %rbx
-; CHECK-APPLE: subq $48, %rsp
-; Store arguments.
-; CHECK-APPLE: movq %r12, %r14
-; CHECK-APPLE: movq %r13, (%rsp)
-; CHECK-APPLE: movq %r9, 32(%rsp)
-; CHECK-APPLE: movq %r8, 24(%rsp)
-; CHECK-APPLE: movq %rcx, 16(%rsp)
-; CHECK-APPLE: movq %rdx, %r15
-; CHECK-APPLE: movq %rsi, %rbx
-; CHECK-APPLE: movq %rdi, %rbp
-; Setup call that clobbers all argument registers.
-; CHECK-APPLE: movl $1, %edi
-; CHECK-APPLE: movl $2, %esi
-; CHECK-APPLE: movl $3, %edx
-; CHECK-APPLE: movl $4, %ecx
-; CHECK-APPLE: movl $5, %r8d
-; CHECK-APPLE: movl $6, %r9d
-; CHECK-APPLE: xorl %r13d, %r13d
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: callq _params_in_reg2
-; Store error_ptr_ref for later use.
-; CHECK-APPLE: movq %r12, 8(%rsp)
-; Restore original arguments.
-; CHECK-APPLE: movq %rbp, %rdi
-; CHECK-APPLE: movq %rbx, %rsi
-; CHECK-APPLE: movq %r15, %rdx
-; CHECK-APPLE: movq 16(%rsp), %rcx
-; CHECK-APPLE: movq 24(%rsp), %r8
-; CHECK-APPLE: movq 32(%rsp), %r9
-; CHECK-APPLE: movq (%rsp), %r13
-; CHECK-APPLE: movq %r14, %r12
-; CHECK-APPLE: callq _params_and_return_in_reg2
-; Store return values in callee saved registers.
-; CHECK-APPLE: movq %rax, %rbx
-; CHECK-APPLE: movq %rdx, %rbp
-; CHECK-APPLE: movq %rcx, %r15
-; CHECK-APPLE: movq %r8, %r14
-; Store the swifterror return value (%err).
-; CHECK-APPLE: movq %r12, (%rsp)
-; Setup call.
-; CHECK-APPLE: movl $1, %edi
-; CHECK-APPLE: movl $2, %esi
-; CHECK-APPLE: movl $3, %edx
-; CHECK-APPLE: movl $4, %ecx
-; CHECK-APPLE: movl $5, %r8d
-; CHECK-APPLE: movl $6, %r9d
-; CHECK-APPLE: xorl %r13d, %r13d
-; Restore the swifterror value of error_ptr_ref.
-; CHECK-APPLE: movq 8(%rsp), %r12
-; CHECK-APPLE: callq _params_in_reg2
-; Restore the return values of _params_and_return_in_reg2.
-; CHECK-APPLE: movq %rbx, %rax
-; CHECK-APPLE: movq %rbp, %rdx
-; CHECK-APPLE: movq %r15, %rcx
-; CHECK-APPLE: movq %r14, %r8
-; Restore the swiferror value of err.
-; CHECK-APPLE: movq (%rsp), %r12
-; CHECK-APPLE: addq $48, %rsp
-; CHECK-APPLE: popq %rbx
-; CHECK-APPLE: popq %r13
-; CHECK-APPLE: popq %r14
-; CHECK-APPLE: popq %r15
-; CHECK-APPLE: popq %rbp
-define swiftcc { i64, i64, i64, i64} @params_and_return_in_reg(i64, i64, i64, i64, i64, i64, i8* swiftself, %swift_error** nocapture swifterror %err) {
- %error_ptr_ref = alloca swifterror %swift_error*, align 8
- store %swift_error* null, %swift_error** %error_ptr_ref
- call swiftcc void @params_in_reg2(i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i8* swiftself null, %swift_error** nocapture swifterror %error_ptr_ref)
- %val = call swiftcc { i64, i64, i64, i64 } @params_and_return_in_reg2(i64 %0, i64 %1, i64 %2, i64 %3, i64 %4, i64 %5, i8* swiftself %6, %swift_error** nocapture swifterror %err)
- call swiftcc void @params_in_reg2(i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i8* swiftself null, %swift_error** nocapture swifterror %error_ptr_ref)
- ret { i64, i64, i64, i64 }%val
-}
-
-declare swiftcc { i64, i64, i64, i64 } @params_and_return_in_reg2(i64, i64, i64, i64, i64, i64, i8* swiftself, %swift_error** nocapture swifterror %err)
-
-
-declare void @acallee(i8*)
-
-; Make sure we don't tail call if the caller returns a swifterror value. We
-; would have to move into the swifterror register before the tail call.
-; CHECK-APPLE: tailcall_from_swifterror:
-; CHECK-APPLE-NOT: jmp _acallee
-; CHECK-APPLE: callq _acallee
-
-define swiftcc void @tailcall_from_swifterror(%swift_error** swifterror %error_ptr_ref) {
-entry:
- tail call void @acallee(i8* null)
- ret void
-}
-
-; Make sure we don't crash on this function during -O0.
-; We used to crash because we would insert an IMPLICIT_DEF for the swifterror at
-; beginning of the machine basic block but did not inform FastISel of the
-; inserted instruction. When computing the InsertPoint in the entry block
-; FastISel would choose an insertion point before the IMPLICIT_DEF causing a
-; crash later on.
-declare hidden swiftcc i8* @testFunA()
-
-%TSb = type <{ i1 }>
-
-define swiftcc void @dontCrash() {
-entry:
- %swifterror = alloca swifterror %swift_error*, align 8
- store %swift_error* null, %swift_error** %swifterror, align 8
- %a = call i8* @testFunA()
- %b = bitcast i8* %a to %TSb*
- %._value = getelementptr inbounds %TSb, %TSb* %b, i32 0, i32 0
- %c = load i1, i1* %._value, align 1
- br i1 %c, label %trueBB, label %falseBB
-
-trueBB:
- ret void
-
-falseBB:
- ret void
-}
-
-
-declare swiftcc void @foo2(%swift_error** swifterror)
-
-; Make sure we properly assign registers during fast-isel.
-; CHECK-O0-LABEL: testAssign
-; CHECK-O0: pushq %r12
-; CHECK-O0: xorl [[ZERO:%[a-z0-9]+]], [[ZERO]]
-; CHECK-O0: movl [[ZERO]], %r12d
-; CHECK-O0: callq _foo2
-; CHECK-O0: movq %r12, [[SLOT:[-a-z0-9\(\)\%]*]]
-;
-; CHECK-O0: movq [[SLOT]], %rax
-; CHECK-O0: popq %r12
-; CHECK-O0: retq
-
-; CHECK-APPLE-LABEL: testAssign
-; CHECK-APPLE: pushq %r12
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: callq _foo2
-; CHECK-APPLE: movq %r12, %rax
-; CHECK-APPLE: popq %r12
-; CHECK-APPLE: retq
-
-define swiftcc %swift_error* @testAssign(i8* %error_ref) {
-entry:
- %error_ptr = alloca swifterror %swift_error*
- store %swift_error* null, %swift_error** %error_ptr
- call swiftcc void @foo2(%swift_error** swifterror %error_ptr)
- br label %a
-
-a:
- %error = load %swift_error*, %swift_error** %error_ptr
- ret %swift_error* %error
-}
-
-; CHECK-O0-LABEL: testAssign2
-; CHECK-O0: movq %r12, {{.*}}
-; CHECK-O0: movq %r12, [[SLOT:[-a-z0-9\(\)\%]*]]
-; CHECK-O0: jmp
-; CHECK-O0: movq [[SLOT]], %rax
-; CHECK-O0: movq %rax, [[SLOT2:[-a-z0-9\(\)\%]*]]
-; CHECK-O0: movq [[SLOT2]], %r12
-; CHECK-O0: retq
-
-; CHECK-APPLE-LABEL: testAssign2
-; CHECK-APPLE: movq %r12, %rax
-; CHECK-APPLE: retq
-define swiftcc %swift_error* @testAssign2(i8* %error_ref, %swift_error** swifterror %err) {
-entry:
- br label %a
-
-a:
- %error = load %swift_error*, %swift_error** %err
- ret %swift_error* %error
-}
-
-; CHECK-O0-LABEL: testAssign3
-; CHECK-O0: callq _foo2
-; CHECK-O0: movq %r12, [[SLOT:[-a-z0-9\(\)\%]*]]
-; CHECK-O0: movq [[SLOT]], %rax
-; CHECK-O0: movq %rax, [[SLOT2:[-a-z0-9\(\)\%]*]]
-; CHECK-O0: movq [[SLOT2]], %r12
-; CHECK-O0: addq $24, %rsp
-; CHECK-O0: retq
-
-; CHECK-APPLE-LABEL: testAssign3
-; CHECK-APPLE: callq _foo2
-; CHECK-APPLE: movq %r12, %rax
-; CHECK-APPLE: retq
-
-define swiftcc %swift_error* @testAssign3(i8* %error_ref, %swift_error** swifterror %err) {
-entry:
- call swiftcc void @foo2(%swift_error** swifterror %err)
- br label %a
-
-a:
- %error = load %swift_error*, %swift_error** %err
- ret %swift_error* %error
-}
-
-
-; CHECK-O0-LABEL: testAssign4
-; CHECK-O0: callq _foo2
-; CHECK-O0: xorl %ecx, %ecx
-; CHECK-O0: movl %ecx, %eax
-; CHECK-O0: movq %rax, [[SLOT:[-a-z0-9\(\)\%]*]]
-; CHECK-O0: movq [[SLOT]], %rax
-; CHECK-O0: movq %rax, [[SLOT2:[-a-z0-9\(\)\%]*]]
-; CHECK-O0: movq [[SLOT2]], %r12
-; CHECK-O0: retq
-
-; CHECK-APPLE-LABEL: testAssign4
-; CHECK-APPLE: callq _foo2
-; CHECK-APPLE: xorl %eax, %eax
-; CHECK-APPLE: xorl %r12d, %r12d
-; CHECK-APPLE: retq
-
-define swiftcc %swift_error* @testAssign4(i8* %error_ref, %swift_error** swifterror %err) {
-entry:
- call swiftcc void @foo2(%swift_error** swifterror %err)
- store %swift_error* null, %swift_error** %err
- br label %a
-
-a:
- %error = load %swift_error*, %swift_error** %err
- ret %swift_error* %error
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-10 13:57:59 +0000