| # RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s |
| |
| --- | |
| define void @cbz_s32() { ret void } |
| define void @cbz_s64() { ret void } |
| define void @cbnz_s32() { ret void } |
| define void @cbnz_s64() { ret void } |
| ... |
| |
| --- |
| # CHECK-LABEL: name: cbz_s32 |
| name: cbz_s32 |
| legalized: true |
| regBankSelected: true |
| |
| # CHECK: body: |
| # CHECK: bb.0: |
| # CHECK: %0:gpr32 = COPY $w0 |
| # CHECK: CBZW %0, %bb.1 |
| # CHECK: B %bb.0 |
| body: | |
| bb.0: |
| liveins: $w0 |
| successors: %bb.0, %bb.1 |
| |
| %0:gpr(s32) = COPY $w0 |
| %1:gpr(s32) = G_CONSTANT i32 0 |
| %2:gpr(s32) = G_ICMP intpred(eq), %0, %1 |
| %3:gpr(s1) = G_TRUNC %2(s32) |
| G_BRCOND %3(s1), %bb.1 |
| G_BR %bb.0 |
| |
| bb.1: |
| ... |
| |
| --- |
| # CHECK-LABEL: name: cbz_s64 |
| name: cbz_s64 |
| legalized: true |
| regBankSelected: true |
| |
| # CHECK: body: |
| # CHECK: bb.0: |
| # CHECK: %0:gpr64 = COPY $x0 |
| # CHECK: CBZX %0, %bb.1 |
| # CHECK: B %bb.0 |
| body: | |
| bb.0: |
| liveins: $x0 |
| successors: %bb.0, %bb.1 |
| |
| %0:gpr(s64) = COPY $x0 |
| %1:gpr(s64) = G_CONSTANT i64 0 |
| %2:gpr(s32) = G_ICMP intpred(eq), %0, %1 |
| %3:gpr(s1) = G_TRUNC %2(s32) |
| G_BRCOND %3(s1), %bb.1 |
| G_BR %bb.0 |
| |
| bb.1: |
| ... |
| |
| --- |
| # CHECK-LABEL: name: cbnz_s32 |
| name: cbnz_s32 |
| legalized: true |
| regBankSelected: true |
| |
| # CHECK: body: |
| # CHECK: bb.0: |
| # CHECK: %0:gpr32 = COPY $w0 |
| # CHECK: CBNZW %0, %bb.1 |
| # CHECK: B %bb.0 |
| body: | |
| bb.0: |
| liveins: $w0 |
| successors: %bb.0, %bb.1 |
| |
| %0:gpr(s32) = COPY $w0 |
| %1:gpr(s32) = G_CONSTANT i32 0 |
| %2:gpr(s32) = G_ICMP intpred(ne), %0, %1 |
| %3:gpr(s1) = G_TRUNC %2(s32) |
| G_BRCOND %3(s1), %bb.1 |
| G_BR %bb.0 |
| |
| bb.1: |
| ... |
| |
| --- |
| # CHECK-LABEL: name: cbnz_s64 |
| name: cbnz_s64 |
| legalized: true |
| regBankSelected: true |
| |
| # CHECK: body: |
| # CHECK: bb.0: |
| # CHECK: %0:gpr64 = COPY $x0 |
| # CHECK: CBNZX %0, %bb.1 |
| # CHECK: B %bb.0 |
| body: | |
| bb.0: |
| liveins: $x0 |
| successors: %bb.0, %bb.1 |
| |
| %0:gpr(s64) = COPY $x0 |
| %1:gpr(s64) = G_CONSTANT i64 0 |
| %2:gpr(s32) = G_ICMP intpred(ne), %0, %1 |
| %3:gpr(s1) = G_TRUNC %2(s32) |
| G_BRCOND %3(s1), %bb.1 |
| G_BR %bb.0 |
| |
| bb.1: |
| ... |