# 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 ...