| ; RUN: llc -mtriple=x86_64-- -global-isel=0 -print-after=finalize-isel \ |
| ; RUN: -stop-after=finalize-isel %s -o /dev/null 2>&1 | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-SDISEL |
| ; RUN: llc -mtriple=x86_64-- -global-isel=1 -print-after=finalize-isel \ |
| ; RUN: -stop-after=finalize-isel %s -o /dev/null 2>&1 | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-GISEL |
| |
| ; PR50080 |
| define i32 @baz(i32 %0) { |
| ; CHECK-SDISEL: bb.0 (%ir-block.1): |
| ; CHECK-SDISEL: successors: %bb.4(0x80000000); %bb.4(100.00%) |
| ; CHECK-SDISEL: liveins: $edi |
| ; CHECK-SDISEL: %1:gr32 = COPY $edi |
| ; CHECK-SDISEL: %2:gr32 = MOV32r0 implicit-def dead $eflags |
| ; CHECK-SDISEL: %3:gr32 = COPY %1:gr32 |
| ; CHECK-SDISEL: bb.4 (%ir-block.1): |
| ; CHECK-SDISEL: ; predecessors: %bb.0 |
| ; CHECK-SDISEL: successors: %bb.3(0x55555555), %bb.1(0x2aaaaaab); %bb.3(66.67%), %bb.1(33.33%) |
| ; CHECK-SDISEL: %4:gr32 = MOV32ri 13056 |
| ; CHECK-SDISEL: BT32rr killed %4:gr32, %3:gr32, implicit-def $eflags |
| ; CHECK-SDISEL: JCC_1 %bb.3, 2, implicit $eflags |
| ; CHECK-SDISEL: JMP_1 %bb.1 |
| ; CHECK-SDISEL: bb.5 (%ir-block.1): |
| ; CHECK-SDISEL: bb.1.sw.epilog8: |
| ; CHECK-SDISEL: ; predecessors: %bb.4 |
| ; CHECK-SDISEL: successors: %bb.3(0x80000000); %bb.3(100.00%) |
| ; CHECK-SDISEL: %5:gr32 = MOV32ri 1 |
| ; CHECK-SDISEL: JMP_1 %bb.3 |
| ; CHECK-SDISEL: bb.2.if.then.unreachabledefault: |
| ; CHECK-SDISEL: bb.3.return: |
| ; CHECK-SDISEL: ; predecessors: %bb.4, %bb.1 |
| ; CHECK-SDISEL: %0:gr32 = PHI %2:gr32, %bb.4, %5:gr32, %bb.1 |
| ; CHECK-SDISEL: $eax = COPY %0:gr32 |
| ; CHECK-SDISEL: RET 0, $eax |
| |
| |
| ; CHECK-GISEL: bb.1 (%ir-block.1): |
| ; CHECK-GISEL: successors: %bb.5(0x80000000); %bb.5(100.00%) |
| ; CHECK-GISEL: liveins: $edi |
| ; CHECK-GISEL: %0:gr32 = COPY $edi |
| ; CHECK-GISEL: %10:gr32 = MOV32ri 1 |
| ; CHECK-GISEL: %11:gr32 = MOV32r0 implicit-def $eflags |
| ; CHECK-GISEL: %2:gr32 = SUB32ri8 %0:gr32(tied-def 0), 0, implicit-def $eflags |
| ; CHECK-GISEL: bb.5 (%ir-block.1): |
| ; CHECK-GISEL: ; predecessors: %bb.1 |
| ; CHECK-GISEL: successors: %bb.4(0x55555555), %bb.2(0x2aaaaaab); %bb.4(66.67%), %bb.2(33.33%) |
| ; CHECK-GISEL: %3:gr32 = MOV32ri 1 |
| ; CHECK-GISEL: %13:gr8 = COPY %2.sub_8bit:gr32 |
| ; CHECK-GISEL: $cl = COPY %13:gr8 |
| ; CHECK-GISEL: %4:gr32 = SHL32rCL %3:gr32(tied-def 0), implicit-def $eflags, implicit $cl |
| ; CHECK-GISEL: %6:gr32 = AND32ri %4:gr32(tied-def 0), 13056, implicit-def $eflags |
| ; CHECK-GISEL: %7:gr32 = MOV32r0 implicit-def $eflags |
| ; CHECK-GISEL: CMP32rr %6:gr32, %7:gr32, implicit-def $eflags |
| ; CHECK-GISEL: %12:gr8 = SETCCr 5, implicit $eflags |
| ; CHECK-GISEL: TEST8ri %12:gr8, 1, implicit-def $eflags |
| ; CHECK-GISEL: JCC_1 %bb.4, 5, implicit $eflags |
| ; CHECK-GISEL: JMP_1 %bb.2 |
| ; CHECK-GISEL: bb.6 (%ir-block.1): |
| ; CHECK-GISEL: bb.2.sw.epilog8: |
| ; CHECK-GISEL: ; predecessors: %bb.5 |
| ; CHECK-GISEL: successors: %bb.4(0x80000000); %bb.4(100.00%) |
| ; CHECK-GISEL: JMP_1 %bb.4 |
| ; CHECK-GISEL: bb.3.if.then.unreachabledefault: |
| ; CHECK-GISEL: bb.4.return: |
| ; CHECK-GISEL: ; predecessors: %bb.5, %bb.2 |
| ; CHECK-GISEL: %9:gr32 = PHI %10:gr32, %bb.2, %11:gr32, %bb.5 |
| ; CHECK-GISEL: $eax = COPY %9:gr32 |
| ; CHECK-GISEL: RET 0, implicit $eax |
| |
| switch i32 %0, label %if.then.unreachabledefault [ |
| i32 4, label %sw.epilog8 |
| i32 5, label %sw.epilog8 |
| i32 8, label %sw.bb2 |
| i32 9, label %sw.bb2 |
| i32 12, label %sw.bb4 |
| i32 13, label %sw.bb4 |
| ] |
| |
| sw.bb2: |
| br label %return |
| |
| sw.bb4: |
| br label %return |
| |
| sw.epilog8: |
| br label %return |
| |
| if.then.unreachabledefault: |
| unreachable |
| |
| return: |
| %retval.0 = phi i32 [ 1, %sw.epilog8 ], [ 0, %sw.bb2 ], [ 0, %sw.bb4 ] |
| ret i32 %retval.0 |
| } |