| # RUN: llc -mtriple=i386-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL --check-prefix=X32 |
| # RUN: llc -mtriple=x86_64-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL --check-prefix=X64 |
| |
| --- | |
| define i8 @test_zext_i1toi8(i1 %a) { |
| %r = zext i1 %a to i8 |
| ret i8 %r |
| } |
| |
| define i16 @test_zext_i1toi16(i1 %a) { |
| %r = zext i1 %a to i16 |
| ret i16 %r |
| } |
| |
| define i32 @test_zext_i1(i1 %a) { |
| %r = zext i1 %a to i32 |
| ret i32 %r |
| } |
| |
| define i32 @test_zext_i8(i8 %val) { |
| %r = zext i8 %val to i32 |
| ret i32 %r |
| } |
| |
| define i32 @test_zext_i16(i16 %val) { |
| %r = zext i16 %val to i32 |
| ret i32 %r |
| } |
| |
| define i32 @test_sext_i8(i8 %val) { |
| %r = sext i8 %val to i32 |
| ret i32 %r |
| } |
| |
| define i32 @test_sext_i16(i16 %val) { |
| %r = sext i16 %val to i32 |
| ret i32 %r |
| } |
| |
| define void @test_anyext_i1toi8() { ret void } |
| define void @test_anyext_i1toi16() { ret void } |
| define void @test_anyext_i1toi32() { ret void } |
| define void @test_anyext_i8toi16() { ret void } |
| define void @test_anyext_i8toi32() { ret void } |
| define void @test_anyext_i16toi32() { ret void } |
| |
| ... |
| --- |
| name: test_zext_i1toi8 |
| # ALL-LABEL: name: test_zext_i1toi8 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32_abcd, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X32-NEXT: - { id: 2, class: gr8, preferred-register: '' } |
| # |
| # X64: registers: |
| # X64-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X64-NEXT: - { id: 2, class: gr8, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr, preferred-register: '' } |
| - { id: 1, class: gpr, preferred-register: '' } |
| - { id: 2, class: gpr, preferred-register: '' } |
| # X32: %0:gr32_abcd = COPY $edi |
| # X64: %0:gr32 = COPY $edi |
| # ALL_NEXT: %1:gr8 = COPY %0.sub_8bit |
| # ALL_NEXT: %2:gr8 = AND8ri %1, 1, implicit-def $eflags |
| # ALL_NEXT: $al = COPY %2 |
| # ALL_NEXT: RET 0, implicit $al |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s1) = G_TRUNC %0(s32) |
| %2(s8) = G_ZEXT %1(s1) |
| $al = COPY %2(s8) |
| RET 0, implicit $al |
| |
| ... |
| --- |
| name: test_zext_i1toi16 |
| # ALL-LABEL: name: test_zext_i1toi16 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32_abcd, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X32-NEXT: - { id: 2, class: gr16, preferred-register: '' } |
| # X32-NEXT: - { id: 3, class: gr16, preferred-register: '' } |
| # |
| # X64: registers: |
| # X64-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X64-NEXT: - { id: 2, class: gr16, preferred-register: '' } |
| # X64-NEXT: - { id: 3, class: gr16, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr, preferred-register: '' } |
| - { id: 1, class: gpr, preferred-register: '' } |
| - { id: 2, class: gpr, preferred-register: '' } |
| # X32: %0:gr32_abcd = COPY $edi |
| # X64: %0:gr32 = COPY $edi |
| # ALL_NEXT: %1:gr8 = COPY %0.sub_8bit |
| # ALL_NEXT: %3:gr16 = SUBREG_TO_REG 0, %1, %subreg.sub_8bit |
| # ALL_NEXT: %2:gr16 = AND16ri8 %3, 1, implicit-def $eflags |
| # ALL_NEXT: $ax = COPY %2 |
| # ALL_NEXT: RET 0, implicit $ax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s1) = G_TRUNC %0(s32) |
| %2(s16) = G_ZEXT %1(s1) |
| $ax = COPY %2(s16) |
| RET 0, implicit $ax |
| |
| ... |
| --- |
| name: test_zext_i1 |
| # ALL-LABEL: name: test_zext_i1 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32_abcd, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X32-NEXT: - { id: 2, class: gr32, preferred-register: '' } |
| # X32-NEXT: - { id: 3, class: gr32, preferred-register: '' } |
| # |
| # X64: registers: |
| # X64-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X64-NEXT: - { id: 2, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 3, class: gr32, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| - { id: 2, class: gpr } |
| # X32: %0:gr32_abcd = COPY $edi |
| # X64: %0:gr32 = COPY $edi |
| # ALL_NEXT: %1:gr8 = COPY %0.sub_8bit |
| # ALL_NEXT: %3:gr32 = SUBREG_TO_REG 0, %1, %subreg.sub_8bit |
| # ALL_NEXT: %2:gr32 = AND32ri8 %3, 1, implicit-def $eflags |
| # ALL_NEXT: $eax = COPY %2 |
| # ALL_NEXT: RET 0, implicit $eax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s1) = G_TRUNC %0(s32) |
| %2(s32) = G_ZEXT %1(s1) |
| $eax = COPY %2(s32) |
| RET 0, implicit $eax |
| |
| ... |
| --- |
| name: test_zext_i8 |
| # ALL-LABEL: name: test_zext_i8 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # ALL: registers: |
| # ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' } |
| # ALL-NEXT: - { id: 1, class: gr32, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| # ALL: %0:gr8 = COPY $dil |
| # ALL-NEXT: %1:gr32 = MOVZX32rr8 %0 |
| # ALL-NEXT: $eax = COPY %1 |
| # ALL-NEXT: RET 0, implicit $eax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s8) = COPY $dil |
| %1(s32) = G_ZEXT %0(s8) |
| $eax = COPY %1(s32) |
| RET 0, implicit $eax |
| |
| ... |
| --- |
| name: test_zext_i16 |
| # ALL-LABEL: name: test_zext_i16 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # ALL: registers: |
| # ALL-NEXT: - { id: 0, class: gr16, preferred-register: '' } |
| # ALL-NEXT: - { id: 1, class: gr32, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| # ALL: %0:gr16 = COPY $di |
| # ALL-NEXT: %1:gr32 = MOVZX32rr16 %0 |
| # ALL-NEXT: $eax = COPY %1 |
| # ALL-NEXT: RET 0, implicit $eax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s16) = COPY $di |
| %1(s32) = G_ZEXT %0(s16) |
| $eax = COPY %1(s32) |
| RET 0, implicit $eax |
| |
| ... |
| --- |
| name: test_sext_i8 |
| # ALL-LABEL: name: test_sext_i8 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # ALL: registers: |
| # ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' } |
| # ALL-NEXT: - { id: 1, class: gr32, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| # ALL: %0:gr8 = COPY $dil |
| # ALL-NEXT: %1:gr32 = MOVSX32rr8 %0 |
| # ALL-NEXT: $eax = COPY %1 |
| # ALL-NEXT: RET 0, implicit $eax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s8) = COPY $dil |
| %1(s32) = G_SEXT %0(s8) |
| $eax = COPY %1(s32) |
| RET 0, implicit $eax |
| |
| ... |
| --- |
| name: test_sext_i16 |
| # ALL-LABEL: name: test_sext_i16 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # ALL: registers: |
| # ALL-NEXT: - { id: 0, class: gr16, preferred-register: '' } |
| # ALL-NEXT: - { id: 1, class: gr32, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| # ALL: %0:gr16 = COPY $di |
| # ALL-NEXT: %1:gr32 = MOVSX32rr16 %0 |
| # ALL-NEXT: $eax = COPY %1 |
| # ALL-NEXT: RET 0, implicit $eax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s16) = COPY $di |
| %1(s32) = G_SEXT %0(s16) |
| $eax = COPY %1(s32) |
| RET 0, implicit $eax |
| |
| ... |
| --- |
| name: test_anyext_i1toi8 |
| # ALL-LABEL: name: test_anyext_i1toi8 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32_abcd, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X32-NEXT: - { id: 2, class: gr8, preferred-register: '' } |
| # |
| # X64: registers: |
| # X64-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X64-NEXT: - { id: 2, class: gr8, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| - { id: 2, class: gpr } |
| # X32: %0:gr32_abcd = COPY $edi |
| # X64: %0:gr32 = COPY $edi |
| # ALL-NEXT: %1:gr8 = COPY %0.sub_8bit |
| # ALL-NEXT: $al = COPY %1 |
| # ALL-NEXT: RET 0, implicit $al |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s1) = G_TRUNC %0(s32) |
| %2(s8) = G_ANYEXT %1(s1) |
| $al = COPY %2(s8) |
| RET 0, implicit $al |
| ... |
| --- |
| name: test_anyext_i1toi16 |
| # ALL-LABEL: name: test_anyext_i1toi16 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32_abcd, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X32-NEXT: - { id: 2, class: gr16, preferred-register: '' } |
| # |
| # X64: registers: |
| # X64-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X64-NEXT: - { id: 2, class: gr16, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| - { id: 2, class: gpr } |
| # X32: %0:gr32_abcd = COPY $edi |
| # X64: %0:gr32 = COPY $edi |
| # ALL-NEXT: %1:gr8 = COPY %0.sub_8bit |
| # ALL-NEXT: %2:gr16 = SUBREG_TO_REG 0, %1, %subreg.sub_8bit |
| # ALL-NEXT: $ax = COPY %2 |
| # ALL-NEXT: RET 0, implicit $ax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s1) = G_TRUNC %0(s32) |
| %2(s16) = G_ANYEXT %1(s1) |
| $ax = COPY %2(s16) |
| RET 0, implicit $ax |
| ... |
| --- |
| name: test_anyext_i1toi32 |
| # ALL-LABEL: name: test_anyext_i1toi32 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32_abcd, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X32-NEXT: - { id: 2, class: gr32, preferred-register: '' } |
| # |
| # X64: registers: |
| # X64-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X64-NEXT: - { id: 2, class: gr32, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| - { id: 2, class: gpr } |
| # X32: %0:gr32_abcd = COPY $edi |
| # X64: %0:gr32 = COPY $edi |
| # ALL-NEXT: %1:gr8 = COPY %0.sub_8bit |
| # ALL-NEXT: %2:gr32 = SUBREG_TO_REG 0, %1, %subreg.sub_8bit |
| # ALL-NEXT: $eax = COPY %2 |
| # ALL-NEXT: RET 0, implicit $eax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s1) = G_TRUNC %0(s32) |
| %2(s32) = G_ANYEXT %1(s1) |
| $eax = COPY %2(s32) |
| RET 0, implicit $eax |
| ... |
| --- |
| name: test_anyext_i8toi16 |
| # ALL-LABEL: name: test_anyext_i8toi16 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32_abcd, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X32-NEXT: - { id: 2, class: gr16, preferred-register: '' } |
| # |
| # X64: registers: |
| # X64-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X64-NEXT: - { id: 2, class: gr16, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| - { id: 2, class: gpr } |
| # X32: %0:gr32_abcd = COPY $edi |
| # X64: %0:gr32 = COPY $edi |
| # ALL-NEXT: %1:gr8 = COPY %0.sub_8bit |
| # ALL-NEXT: %2:gr16 = SUBREG_TO_REG 0, %1, %subreg.sub_8bit |
| # ALL-NEXT: $ax = COPY %2 |
| # ALL-NEXT: RET 0, implicit $ax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s8) = G_TRUNC %0(s32) |
| %2(s16) = G_ANYEXT %1(s8) |
| $ax = COPY %2(s16) |
| RET 0, implicit $ax |
| ... |
| --- |
| name: test_anyext_i8toi32 |
| # ALL-LABEL: name: test_anyext_i8toi32 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32_abcd, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X32-NEXT: - { id: 2, class: gr32, preferred-register: '' } |
| # |
| # X64: registers: |
| # X64-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64-NEXT: - { id: 1, class: gr8, preferred-register: '' } |
| # X64-NEXT: - { id: 2, class: gr32, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| - { id: 2, class: gpr } |
| # X32: %0:gr32_abcd = COPY $edi |
| # X64: %0:gr32 = COPY $edi |
| # ALL-NEXT: %1:gr8 = COPY %0.sub_8bit |
| # ALL-NEXT: %2:gr32 = MOVZX32rr8 %1 |
| # ALL-NEXT: $eax = COPY %2 |
| # ALL-NEXT: RET 0, implicit $eax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s8) = G_TRUNC %0(s32) |
| %2(s32) = G_ANYEXT %1(s8) |
| $eax = COPY %2(s32) |
| RET 0, implicit $eax |
| ... |
| --- |
| name: test_anyext_i16toi32 |
| # ALL-LABEL: name: test_anyext_i16toi32 |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # ALL: registers: |
| # ALL-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # ALL-NEXT: - { id: 1, class: gr16, preferred-register: '' } |
| # ALL-NEXT: - { id: 2, class: gr32, preferred-register: '' } |
| registers: |
| - { id: 0, class: gpr } |
| - { id: 1, class: gpr } |
| - { id: 2, class: gpr } |
| # ALL: %0:gr32 = COPY $edi |
| # ALL-NEXT: %1:gr16 = COPY %0.sub_16bit |
| # ALL-NEXT: %2:gr32 = SUBREG_TO_REG 0, %1, %subreg.sub_16bit |
| # ALL-NEXT: $eax = COPY %2 |
| # ALL-NEXT: RET 0, implicit $eax |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $edi |
| |
| %0(s32) = COPY $edi |
| %1(s16) = G_TRUNC %0(s32) |
| %2(s32) = G_ANYEXT %1(s16) |
| $eax = COPY %2(s32) |
| RET 0, implicit $eax |
| ... |