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llvm-mirror/test/CodeGen/X86/statepoint-invoke.ll
Dan Gohman a72e83c26e [MC] Use .p2align instead of .align
For historic reasons, the behavior of .align differs between targets.
Fortunately, there are alternatives, .p2align and .balign, which make the
interpretation of the parameter explicit, and which behave consistently across
targets.

This patch teaches MC to use .p2align instead of .align, so that people reading
code for multiple architectures don't have to remember which way each platform
does its .align directive.

Differential Revision: http://reviews.llvm.org/D16549

llvm-svn: 258750
2016-01-26 00:03:25 +00:00

193 lines
8.9 KiB
LLVM

; RUN: llc < %s 2>&1 | FileCheck %s
target triple = "x86_64-pc-linux-gnu"
declare void @"some_call"(i64 addrspace(1)*)
declare i64 addrspace(1)* @"some_other_call"(i64 addrspace(1)*)
declare i32 @"personality_function"()
define i64 addrspace(1)* @test_basic(i64 addrspace(1)* %obj,
i64 addrspace(1)* %obj1)
gc "statepoint-example" personality i32 ()* @"personality_function" {
entry:
; CHECK: Ltmp{{[0-9]+}}:
; CHECK: callq some_call
; CHECK: Ltmp{{[0-9]+}}:
%0 = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %obj, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* %obj, i64 addrspace(1)* %obj1)
to label %invoke_safepoint_normal_dest unwind label %exceptional_return
invoke_safepoint_normal_dest:
; CHECK: movq
%obj.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %0, i32 13, i32 13)
%obj1.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %0, i32 14, i32 14)
br label %normal_return
normal_return:
; CHECK: retq
ret i64 addrspace(1)* %obj.relocated
exceptional_return:
; CHECK: Ltmp{{[0-9]+}}:
; CHECK: movq
; CHECK: retq
%landing_pad = landingpad token
cleanup
%obj.relocated1 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 13, i32 13)
%obj1.relocated1 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 14, i32 14)
ret i64 addrspace(1)* %obj1.relocated1
}
; CHECK-LABEL: GCC_except_table{{[0-9]+}}:
; CHECK: .long .Ltmp{{[0-9]+}}-.Ltmp{{[0-9]+}}
; CHECK: .long .Ltmp{{[0-9]+}}-.Lfunc_begin{{[0-9]+}}
; CHECK: .byte 0
; CHECK: .p2align 4
define i64 addrspace(1)* @test_result(i64 addrspace(1)* %obj,
i64 addrspace(1)* %obj1)
gc "statepoint-example" personality i32 ()* @personality_function {
entry:
; CHECK: .Ltmp{{[0-9]+}}:
; CHECK: callq some_other_call
; CHECK: .Ltmp{{[0-9]+}}:
%0 = invoke token (i64, i32, i64 addrspace(1)* (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_p1i64p1i64f(i64 0, i32 0, i64 addrspace(1)* (i64 addrspace(1)*)* @some_other_call, i32 1, i32 0, i64 addrspace(1)* %obj, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* %obj, i64 addrspace(1)* %obj1)
to label %normal_return unwind label %exceptional_return
normal_return:
; CHECK: popq
; CHECK: retq
%ret_val = call i64 addrspace(1)* @llvm.experimental.gc.result.p1i64(token %0)
ret i64 addrspace(1)* %ret_val
exceptional_return:
; CHECK: .Ltmp{{[0-9]+}}:
; CHECK: movq
%landing_pad = landingpad token
cleanup
%obj.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 13, i32 13)
ret i64 addrspace(1)* %obj.relocated
}
; CHECK-LABEL: GCC_except_table{{[0-9]+}}:
; CHECK: .long .Ltmp{{[0-9]+}}-.Ltmp{{[0-9]+}}
; CHECK: .long .Ltmp{{[0-9]+}}-.Lfunc_begin{{[0-9]+}}
; CHECK: .byte 0
; CHECK: .p2align 4
define i64 addrspace(1)* @test_same_val(i1 %cond, i64 addrspace(1)* %val1, i64 addrspace(1)* %val2, i64 addrspace(1)* %val3)
gc "statepoint-example" personality i32 ()* @"personality_function" {
entry:
br i1 %cond, label %left, label %right
left:
; CHECK-LABEL: %left
; CHECK: movq %rdx, 8(%rsp)
; CHECK: movq
; CHECK: callq some_call
%sp1 = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %val1, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* %val1, i64 addrspace(1)* %val2)
to label %left.relocs unwind label %exceptional_return.left
left.relocs:
; CHECK: movq (%rsp),
; CHECK: movq 8(%rsp), [[REGVAL2:%[a-z]+]]
%val1.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp1, i32 13, i32 13)
%val2.relocated_left = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp1, i32 14, i32 14)
br label %normal_return
right:
; CHECK-LABEL: %right
; CHECK: movq
; CHECK: movq %rdx, (%rsp)
; CHECK: callq some_call
%sp2 = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %val1, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* %val2, i64 addrspace(1)* %val3)
to label %right.relocs unwind label %exceptional_return.right
right.relocs:
; CHECK: movq (%rsp), [[REGVAL2]]
; CHECK: movq
%val2.relocated_right = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp2, i32 13, i32 13)
%val3.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp2, i32 14, i32 14)
br label %normal_return
normal_return:
; CHECK-LABEL: %normal_return
; CHECK: cmoveq {{.*}}[[REGVAL2]]{{.*}}
; CHECK: retq
%a1 = phi i64 addrspace(1)* [%val1.relocated, %left.relocs], [%val3.relocated, %right.relocs]
%a2 = phi i64 addrspace(1)* [%val2.relocated_left, %left.relocs], [%val2.relocated_right, %right.relocs]
%ret = select i1 %cond, i64 addrspace(1)* %a1, i64 addrspace(1)* %a2
ret i64 addrspace(1)* %ret
exceptional_return.left:
%landing_pad = landingpad token
cleanup
%val.relocated2 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 13, i32 13)
ret i64 addrspace(1)* %val.relocated2
exceptional_return.right:
%landing_pad1 = landingpad token
cleanup
%val.relocated3 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad1, i32 13, i32 13)
ret i64 addrspace(1)* %val.relocated3
}
define i64 addrspace(1)* @test_null_undef(i64 addrspace(1)* %val1)
gc "statepoint-example" personality i32 ()* @"personality_function" {
; CHECK-LABEL: test_null_undef:
entry:
; CHECK: callq some_call
%sp1 = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %val1, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* null, i64 addrspace(1)* undef)
to label %normal_return unwind label %exceptional_return
normal_return:
; CHECK-LABEL: %normal_return
; CHECK: xorl %eax, %eax
; CHECK-NEXT: popq
; CHECK-NEXT: retq
%null.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp1, i32 13, i32 13)
%undef.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp1, i32 14, i32 14)
ret i64 addrspace(1)* %null.relocated
exceptional_return:
%landing_pad = landingpad token
cleanup
%null.relocated2 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 13, i32 13)
%undef.relocated2 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 14, i32 14)
ret i64 addrspace(1)* %null.relocated2
}
define i64 addrspace(1)* @test_alloca_and_const(i64 addrspace(1)* %val1)
gc "statepoint-example" personality i32 ()* @"personality_function" {
; CHECK-LABEL: test_alloca_and_const:
entry:
%a = alloca i32
%aa = addrspacecast i32* %a to i32 addrspace(1)*
%c = inttoptr i64 15 to i64 addrspace(1)*
; CHECK: callq
%sp = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %val1, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i32 addrspace(1)* %aa, i64 addrspace(1)* %c)
to label %normal_return unwind label %exceptional_return
normal_return:
; CHECK: leaq
; CHECK-NEXT: popq
; CHECK-NEXT: retq
%aa.rel = call coldcc i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(token %sp, i32 13, i32 13)
%aa.converted = bitcast i32 addrspace(1)* %aa.rel to i64 addrspace(1)*
ret i64 addrspace(1)* %aa.converted
exceptional_return:
; CHECK: movl $15
; CHECK-NEXT: popq
; CHECK-NEXT: retq
%landing_pad = landingpad token
cleanup
%aa.rel2 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 14, i32 14)
ret i64 addrspace(1)* %aa.rel2
}
declare token @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...)
declare token @llvm.experimental.gc.statepoint.p0f_p1i64p1i64f(i64, i32, i64 addrspace(1)* (i64 addrspace(1)*)*, i32, i32, ...)
declare i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token, i32, i32)
declare i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(token, i32, i32)
declare i64 addrspace(1)* @llvm.experimental.gc.result.p1i64(token)