| # RUN: llc %s -o - -run-pass=if-converter -verify-machineinstrs | FileCheck %s |
| # Make sure we correctly if-convert blocks containing an INLINEASM_BR. |
| # CHECK: t2CMPri killed renamable $r2, 34 |
| # CHECK-NEXT: $r0 = t2MOVi 2, 1, $cpsr, $noreg |
| # CHECK-NEXT: $r0 = t2MOVi 3, 0, killed $cpsr, $noreg, implicit killed $r0 |
| # CHECK-NEXT: tBL 14, $noreg, @fn2 |
| # CHECK-NEXT: INLINEASM_BR &"", 9, 13, 0, 13, blockaddress(@fn1, %ir-block.l_yes) |
| # CHECK-NEXT: t2B %bb.1, 14, $noreg |
| --- | |
| target triple = "thumbv7-unknown-linux-gnueabi" |
| |
| define dso_local void @fn1() { |
| l_yes: |
| ret void |
| } |
| |
| declare dso_local i32 @fn2(...) |
| ... |
| --- |
| name: fn1 |
| alignment: 2 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| liveins: $r0, $r1, $r2, $r4, $lr |
| |
| $sp = frame-setup t2STMDB_UPD $sp, 14, $noreg, killed $r4, killed $lr |
| t2CMPri killed renamable $r2, 34, 14, $noreg, implicit-def $cpsr |
| t2Bcc %bb.2, 1, killed $cpsr |
| |
| bb.1: |
| successors: %bb.3(0x40000000), %bb.4(0x40000000) |
| liveins: $r1 |
| |
| $r0 = t2MOVi 3, 14, $noreg, $noreg |
| tBL 14, $noreg, @fn2, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit $r0, implicit $r1, implicit-def $sp, implicit-def dead $r0 |
| INLINEASM_BR &"", 9, 13, 0, 13, blockaddress(@fn1, %ir-block.l_yes) |
| t2B %bb.3, 14, $noreg |
| |
| bb.2: |
| successors: %bb.3(0x40000000), %bb.4(0x40000000) |
| liveins: $r1 |
| |
| $r0 = t2MOVi 2, 14, $noreg, $noreg |
| tBL 14, $noreg, @fn2, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit $r0, implicit $r1, implicit-def $sp, implicit-def dead $r0 |
| INLINEASM_BR &"", 9, 13, 0, 13, blockaddress(@fn1, %ir-block.l_yes) |
| t2B %bb.3, 14, $noreg |
| |
| bb.3: |
| INLINEASM &"", 1 |
| $sp = t2LDMIA_RET $sp, 14, $noreg, def $r4, def $pc |
| |
| bb.4.l_yes (address-taken): |
| $sp = t2LDMIA_RET $sp, 14, $noreg, def $r4, def $pc |
| |
| ... |