| ; RUN: llc -mtriple arm-unknown -mattr=-v4t -global-isel -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,NOV4T |
| ; RUN: llc -mtriple arm-unknown -mattr=+v4t -global-isel -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,V4T |
| ; RUN: llc -mtriple arm-unknown -mattr=+v5t -global-isel -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,V5T |
| |
| define arm_aapcscc void @test_indirect_call(void() *%fptr) { |
| ; CHECK-LABEL: name: test_indirect_call |
| ; V5T: %[[FPTR:[0-9]+]]:gpr(p0) = COPY $r0 |
| ; V4T: %[[FPTR:[0-9]+]]:tgpr(p0) = COPY $r0 |
| ; NOV4T: %[[FPTR:[0-9]+]]:tgpr(p0) = COPY $r0 |
| ; CHECK: ADJCALLSTACKDOWN 0, 0, 14, $noreg, implicit-def $sp, implicit $sp |
| ; V5T: BLX %[[FPTR]](p0), csr_aapcs, implicit-def $lr, implicit $sp |
| ; V4T: BX_CALL %[[FPTR]](p0), csr_aapcs, implicit-def $lr, implicit $sp |
| ; NOV4T: BMOVPCRX_CALL %[[FPTR]](p0), csr_aapcs, implicit-def $lr, implicit $sp |
| ; CHECK: ADJCALLSTACKUP 0, 0, 14, $noreg, implicit-def $sp, implicit $sp |
| entry: |
| notail call arm_aapcscc void %fptr() |
| ret void |
| } |
| |
| declare arm_aapcscc void @call_target() |
| |
| define arm_aapcscc void @test_direct_call() { |
| ; CHECK-LABEL: name: test_direct_call |
| ; CHECK: ADJCALLSTACKDOWN 0, 0, 14, $noreg, implicit-def $sp, implicit $sp |
| ; CHECK: BL @call_target, csr_aapcs, implicit-def $lr, implicit $sp |
| ; CHECK: ADJCALLSTACKUP 0, 0, 14, $noreg, implicit-def $sp, implicit $sp |
| entry: |
| notail call arm_aapcscc void @call_target() |
| ret void |
| } |