mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-10-31 08:16:47 +00:00
456ca048af
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179925 91177308-0d34-0410-b5e6-96231b3b80d8
92 lines
3.2 KiB
LLVM
92 lines
3.2 KiB
LLVM
; RUN: llc < %s -mtriple=armv6-linux-gnueabi -arm-tail-calls | FileCheck %s -check-prefix=CHECKELF
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; RUN: llc < %s -mtriple=thumbv7-apple-ios -arm-tail-calls | FileCheck %s -check-prefix=CHECKT2D
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%struct.A = type { i8 }
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%struct.B = type { i32 }
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%struct.C = type { %struct.B }
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%struct.D = type { %struct.B }
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declare %struct.A* @A_ctor_base(%struct.A* returned)
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declare %struct.B* @B_ctor_base(%struct.B* returned, i32)
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declare %struct.B* @B_ctor_complete(%struct.B* returned, i32)
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declare %struct.A* @A_ctor_base_nothisret(%struct.A*)
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declare %struct.B* @B_ctor_base_nothisret(%struct.B*, i32)
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declare %struct.B* @B_ctor_complete_nothisret(%struct.B*, i32)
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define %struct.C* @C_ctor_base(%struct.C* returned %this, i32 %x) {
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entry:
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; CHECKELF: C_ctor_base:
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; CHECKELF-NOT: mov {{r[0-9]+}}, r0
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; CHECKELF: bl A_ctor_base
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; CHECKELF-NOT: mov r0, {{r[0-9]+}}
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; CHECKELF: b B_ctor_base
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; CHECKT2D: C_ctor_base:
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; CHECKT2D-NOT: mov {{r[0-9]+}}, r0
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; CHECKT2D: blx _A_ctor_base
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; CHECKT2D-NOT: mov r0, {{r[0-9]+}}
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; CHECKT2D: b.w _B_ctor_base
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%0 = bitcast %struct.C* %this to %struct.A*
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%call = tail call %struct.A* @A_ctor_base(%struct.A* %0)
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%1 = getelementptr inbounds %struct.C* %this, i32 0, i32 0
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%call2 = tail call %struct.B* @B_ctor_base(%struct.B* %1, i32 %x)
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ret %struct.C* %this
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}
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define %struct.C* @C_ctor_base_nothisret(%struct.C* %this, i32 %x) {
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entry:
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; CHECKELF: C_ctor_base_nothisret:
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; CHECKELF: mov [[SAVETHIS:r[0-9]+]], r0
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; CHECKELF: bl A_ctor_base_nothisret
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; CHECKELF: mov r0, [[SAVETHIS]]
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; CHECKELF-NOT: b B_ctor_base_nothisret
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; CHECKT2D: C_ctor_base_nothisret:
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; CHECKT2D: mov [[SAVETHIS:r[0-9]+]], r0
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; CHECKT2D: blx _A_ctor_base_nothisret
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; CHECKT2D: mov r0, [[SAVETHIS]]
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; CHECKT2D-NOT: b.w _B_ctor_base_nothisret
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%0 = bitcast %struct.C* %this to %struct.A*
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%call = tail call %struct.A* @A_ctor_base_nothisret(%struct.A* %0)
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%1 = getelementptr inbounds %struct.C* %this, i32 0, i32 0
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%call2 = tail call %struct.B* @B_ctor_base_nothisret(%struct.B* %1, i32 %x)
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ret %struct.C* %this
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}
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define %struct.C* @C_ctor_complete(%struct.C* %this, i32 %x) {
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entry:
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; CHECKELF: C_ctor_complete:
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; CHECKELF: b C_ctor_base
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; CHECKT2D: C_ctor_complete:
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; CHECKT2D: b.w _C_ctor_base
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%call = tail call %struct.C* @C_ctor_base(%struct.C* %this, i32 %x)
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ret %struct.C* %this
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}
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define %struct.C* @C_ctor_complete_nothisret(%struct.C* %this, i32 %x) {
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entry:
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; CHECKELF: C_ctor_complete_nothisret:
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; CHECKELF-NOT: b C_ctor_base_nothisret
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; CHECKT2D: C_ctor_complete_nothisret:
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; CHECKT2D-NOT: b.w _C_ctor_base_nothisret
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%call = tail call %struct.C* @C_ctor_base_nothisret(%struct.C* %this, i32 %x)
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ret %struct.C* %this
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}
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define %struct.D* @D_ctor_base(%struct.D* %this, i32 %x) {
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entry:
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; CHECKELF: D_ctor_base:
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; CHECKELF-NOT: mov {{r[0-9]+}}, r0
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; CHECKELF: bl B_ctor_complete
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; CHECKELF-NOT: mov r0, {{r[0-9]+}}
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; CHECKELF: b B_ctor_complete
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; CHECKT2D: D_ctor_base:
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; CHECKT2D-NOT: mov {{r[0-9]+}}, r0
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; CHECKT2D: blx _B_ctor_complete
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; CHECKT2D-NOT: mov r0, {{r[0-9]+}}
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; CHECKT2D: b.w _B_ctor_complete
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%b = getelementptr inbounds %struct.D* %this, i32 0, i32 0
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%call = tail call %struct.B* @B_ctor_complete(%struct.B* %b, i32 %x)
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%call2 = tail call %struct.B* @B_ctor_complete(%struct.B* %b, i32 %x)
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ret %struct.D* %this
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}
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