# RUN: llc -mtriple=i386-linux-gnu -global-isel -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL --- | define i8 @test_load_i8(i8* %p1) { %r = load i8, i8* %p1 ret i8 %r } define i16 @test_load_i16(i16* %p1) { %r = load i16, i16* %p1 ret i16 %r } define i32 @test_load_i32(i32* %p1) { %r = load i32, i32* %p1 ret i32 %r } define i8* @test_store_i8(i8 %val, i8* %p1) { store i8 %val, i8* %p1 ret i8* %p1 } define i16* @test_store_i16(i16 %val, i16* %p1) { store i16 %val, i16* %p1 ret i16* %p1 } define i32* @test_store_i32(i32 %val, i32* %p1) { store i32 %val, i32* %p1 ret i32* %p1 } define i32* @test_load_ptr(i32** %ptr1) { %p = load i32*, i32** %ptr1 ret i32* %p } define void @test_store_ptr(i32** %ptr1, i32* %a) { store i32* %a, i32** %ptr1 ret void } ... --- name: test_load_i8 # ALL-LABEL: name: test_load_i8 alignment: 4 legalized: true regBankSelected: true # ALL: registers: # ALL-NEXT: - { id: 0, class: gr32 } # ALL-NEXT: - { id: 1, class: gr32 } # ALL-NEXT: - { id: 2, class: gr8 } registers: - { id: 0, class: gpr } - { id: 1, class: gpr } - { id: 2, class: gpr } fixedStack: - { id: 0, offset: 0, size: 4, alignment: 16, isImmutable: true, isAliased: false } # ALL: %1 = LEA32r %fixed-stack.0, 1, _, 0, _ # ALL-NEXT: %0 = MOV32rm %1, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.0, align 0) # ALL-NEXT: %2 = MOV8rm %0, 1, _, 0, _ :: (load 1 from %ir.p1) # ALL-NEXT: %al = COPY %2 # ALL-NEXT: RET 0, implicit %al body: | bb.1 (%ir-block.0): %1(p0) = G_FRAME_INDEX %fixed-stack.0 %0(p0) = G_LOAD %1(p0) :: (invariant load 4 from %fixed-stack.0, align 0) %2(s8) = G_LOAD %0(p0) :: (load 1 from %ir.p1) %al = COPY %2(s8) RET 0, implicit %al ... --- name: test_load_i16 # ALL-LABEL: name: test_load_i16 alignment: 4 legalized: true regBankSelected: true # ALL: registers: # ALL-NEXT: - { id: 0, class: gr32 } # ALL-NEXT: - { id: 1, class: gr32 } # ALL-NEXT: - { id: 2, class: gr16 } registers: - { id: 0, class: gpr } - { id: 1, class: gpr } - { id: 2, class: gpr } fixedStack: - { id: 0, offset: 0, size: 4, alignment: 16, isImmutable: true, isAliased: false } # ALL: %1 = LEA32r %fixed-stack.0, 1, _, 0, _ # ALL-NEXT: %0 = MOV32rm %1, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.0, align 0) # ALL-NEXT: %2 = MOV16rm %0, 1, _, 0, _ :: (load 2 from %ir.p1) # ALL-NEXT: %ax = COPY %2 # ALL-NEXT: RET 0, implicit %ax body: | bb.1 (%ir-block.0): %1(p0) = G_FRAME_INDEX %fixed-stack.0 %0(p0) = G_LOAD %1(p0) :: (invariant load 4 from %fixed-stack.0, align 0) %2(s16) = G_LOAD %0(p0) :: (load 2 from %ir.p1) %ax = COPY %2(s16) RET 0, implicit %ax ... --- name: test_load_i32 # ALL-LABEL: name: test_load_i32 alignment: 4 legalized: true regBankSelected: true # ALL: registers: # ALL-NEXT: - { id: 0, class: gr32 } # ALL-NEXT: - { id: 1, class: gr32 } # ALL-NEXT: - { id: 2, class: gr32 } registers: - { id: 0, class: gpr } - { id: 1, class: gpr } - { id: 2, class: gpr } fixedStack: - { id: 0, offset: 0, size: 4, alignment: 16, isImmutable: true, isAliased: false } # ALL: %1 = LEA32r %fixed-stack.0, 1, _, 0, _ # ALL-NEXT: %0 = MOV32rm %1, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.0, align 0) # ALL-NEXT: %2 = MOV32rm %0, 1, _, 0, _ :: (load 4 from %ir.p1) # ALL-NEXT: %eax = COPY %2 # ALL-NEXT: RET 0, implicit %eax body: | bb.1 (%ir-block.0): %1(p0) = G_FRAME_INDEX %fixed-stack.0 %0(p0) = G_LOAD %1(p0) :: (invariant load 4 from %fixed-stack.0, align 0) %2(s32) = G_LOAD %0(p0) :: (load 4 from %ir.p1) %eax = COPY %2(s32) RET 0, implicit %eax ... --- name: test_store_i8 # ALL-LABEL: name: test_store_i8 alignment: 4 legalized: true regBankSelected: true # ALL: registers: # ALL-NEXT: - { id: 0, class: gr8 } # ALL-NEXT: - { id: 1, class: gr32 } # ALL-NEXT: - { id: 2, class: gr32 } # ALL-NEXT: - { id: 3, class: gr32 } registers: - { id: 0, class: gpr } - { id: 1, class: gpr } - { id: 2, class: gpr } - { id: 3, class: gpr } fixedStack: - { id: 0, offset: 4, size: 4, alignment: 4, isImmutable: true, isAliased: false } - { id: 1, offset: 0, size: 1, alignment: 16, isImmutable: true, isAliased: false } # ALL: %2 = LEA32r %fixed-stack.0, 1, _, 0, _ # ALL-NEXT: %0 = MOV8rm %2, 1, _, 0, _ :: (invariant load 1 from %fixed-stack.0, align 0) # ALL-NEXT: %3 = LEA32r %fixed-stack.1, 1, _, 0, _ # ALL-NEXT: %1 = MOV32rm %3, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.1, align 0) # ALL-NEXT: MOV8mr %1, 1, _, 0, _, %0 :: (store 1 into %ir.p1) # ALL-NEXT: %eax = COPY %1 # ALL-NEXT: RET 0, implicit %eax body: | bb.1 (%ir-block.0): %2(p0) = G_FRAME_INDEX %fixed-stack.1 %0(s8) = G_LOAD %2(p0) :: (invariant load 1 from %fixed-stack.1, align 0) %3(p0) = G_FRAME_INDEX %fixed-stack.0 %1(p0) = G_LOAD %3(p0) :: (invariant load 4 from %fixed-stack.0, align 0) G_STORE %0(s8), %1(p0) :: (store 1 into %ir.p1) %eax = COPY %1(p0) RET 0, implicit %eax ... --- name: test_store_i16 # ALL-LABEL: name: test_store_i16 alignment: 4 legalized: true regBankSelected: true # ALL: registers: # ALL-NEXT: - { id: 0, class: gr16 } # ALL-NEXT: - { id: 1, class: gr32 } # ALL-NEXT: - { id: 2, class: gr32 } # ALL-NEXT: - { id: 3, class: gr32 } registers: - { id: 0, class: gpr } - { id: 1, class: gpr } - { id: 2, class: gpr } - { id: 3, class: gpr } fixedStack: - { id: 0, offset: 4, size: 4, alignment: 4, isImmutable: true, isAliased: false } - { id: 1, offset: 0, size: 2, alignment: 16, isImmutable: true, isAliased: false } # ALL: %2 = LEA32r %fixed-stack.0, 1, _, 0, _ # ALL-NEXT: %0 = MOV16rm %2, 1, _, 0, _ :: (invariant load 2 from %fixed-stack.0, align 0) # ALL-NEXT: %3 = LEA32r %fixed-stack.1, 1, _, 0, _ # ALL-NEXT: %1 = MOV32rm %3, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.1, align 0) # ALL-NEXT: MOV16mr %1, 1, _, 0, _, %0 :: (store 2 into %ir.p1) # ALL-NEXT: %eax = COPY %1 # ALL-NEXT: RET 0, implicit %eax body: | bb.1 (%ir-block.0): %2(p0) = G_FRAME_INDEX %fixed-stack.1 %0(s16) = G_LOAD %2(p0) :: (invariant load 2 from %fixed-stack.1, align 0) %3(p0) = G_FRAME_INDEX %fixed-stack.0 %1(p0) = G_LOAD %3(p0) :: (invariant load 4 from %fixed-stack.0, align 0) G_STORE %0(s16), %1(p0) :: (store 2 into %ir.p1) %eax = COPY %1(p0) RET 0, implicit %eax ... --- name: test_store_i32 # ALL-LABEL: name: test_store_i32 alignment: 4 legalized: true regBankSelected: true # ALL: registers: # ALL-NEXT: - { id: 0, class: gr32 } # ALL-NEXT: - { id: 1, class: gr32 } # ALL-NEXT: - { id: 2, class: gr32 } # ALL-NEXT: - { id: 3, class: gr32 } registers: - { id: 0, class: gpr } - { id: 1, class: gpr } - { id: 2, class: gpr } - { id: 3, class: gpr } fixedStack: - { id: 0, offset: 4, size: 4, alignment: 4, isImmutable: true, isAliased: false } - { id: 1, offset: 0, size: 4, alignment: 16, isImmutable: true, isAliased: false } # ALL: %2 = LEA32r %fixed-stack.0, 1, _, 0, _ # ALL-NEXT: %0 = MOV32rm %2, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.0, align 0) # ALL-NEXT: %3 = LEA32r %fixed-stack.1, 1, _, 0, _ # ALL-NEXT: %1 = MOV32rm %3, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.1, align 0) # ALL-NEXT: MOV32mr %1, 1, _, 0, _, %0 :: (store 4 into %ir.p1) # ALL-NEXT: %eax = COPY %1 # ALL-NEXT: RET 0, implicit %eax body: | bb.1 (%ir-block.0): %2(p0) = G_FRAME_INDEX %fixed-stack.1 %0(s32) = G_LOAD %2(p0) :: (invariant load 4 from %fixed-stack.1, align 0) %3(p0) = G_FRAME_INDEX %fixed-stack.0 %1(p0) = G_LOAD %3(p0) :: (invariant load 4 from %fixed-stack.0, align 0) G_STORE %0(s32), %1(p0) :: (store 4 into %ir.p1) %eax = COPY %1(p0) RET 0, implicit %eax ... --- name: test_load_ptr # ALL-LABEL: name: test_load_ptr alignment: 4 legalized: true regBankSelected: true # ALL: registers: # ALL-NEXT: - { id: 0, class: gr32 } # ALL-NEXT: - { id: 1, class: gr32 } # ALL-NEXT: - { id: 2, class: gr32 } registers: - { id: 0, class: gpr } - { id: 1, class: gpr } - { id: 2, class: gpr } fixedStack: - { id: 0, offset: 0, size: 4, alignment: 16, isImmutable: true, isAliased: false } # ALL: %1 = LEA32r %fixed-stack.0, 1, _, 0, _ # ALL-NEXT: %0 = MOV32rm %1, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.0, align 0) # ALL-NEXT: %2 = MOV32rm %0, 1, _, 0, _ :: (load 4 from %ir.ptr1) # ALL-NEXT: %eax = COPY %2 # ALL-NEXT: RET 0, implicit %eax body: | bb.1 (%ir-block.0): %1(p0) = G_FRAME_INDEX %fixed-stack.0 %0(p0) = G_LOAD %1(p0) :: (invariant load 4 from %fixed-stack.0, align 0) %2(p0) = G_LOAD %0(p0) :: (load 4 from %ir.ptr1) %eax = COPY %2(p0) RET 0, implicit %eax ... --- name: test_store_ptr # ALL-LABEL: name: test_store_ptr alignment: 4 legalized: true regBankSelected: true # ALL: registers: # ALL-NEXT: - { id: 0, class: gr32 } # ALL-NEXT: - { id: 1, class: gr32 } # ALL-NEXT: - { id: 2, class: gr32 } # ALL-NEXT: - { id: 3, class: gr32 } registers: - { id: 0, class: gpr } - { id: 1, class: gpr } - { id: 2, class: gpr } - { id: 3, class: gpr } fixedStack: - { id: 0, offset: 4, size: 4, alignment: 4, isImmutable: true, isAliased: false } - { id: 1, offset: 0, size: 4, alignment: 16, isImmutable: true, isAliased: false } # ALL: %2 = LEA32r %fixed-stack.0, 1, _, 0, _ # ALL-NEXT: %0 = MOV32rm %2, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.0, align 0) # ALL-NEXT: %3 = LEA32r %fixed-stack.1, 1, _, 0, _ # ALL-NEXT: %1 = MOV32rm %3, 1, _, 0, _ :: (invariant load 4 from %fixed-stack.1, align 0) # ALL-NEXT: MOV32mr %0, 1, _, 0, _, %1 :: (store 4 into %ir.ptr1) # ALL-NEXT: RET 0 body: | bb.1 (%ir-block.0): %2(p0) = G_FRAME_INDEX %fixed-stack.1 %0(p0) = G_LOAD %2(p0) :: (invariant load 4 from %fixed-stack.1, align 0) %3(p0) = G_FRAME_INDEX %fixed-stack.0 %1(p0) = G_LOAD %3(p0) :: (invariant load 4 from %fixed-stack.0, align 0) G_STORE %1(p0), %0(p0) :: (store 4 into %ir.ptr1) RET 0 ...