# RUN: llc -run-pass x86-fixup-LEAs -mtriple=x86_64-gnu-unknown -verify-machineinstrs -mcpu=corei7-avx -o - %s | FileCheck %s --- | ; ModuleID = 'lea-2.ll' source_filename = "lea-2.ll" target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" ;generated using: llc -stop-after x86-pad-short-functions lea-2.ll > leaFinxup64.mir ;testleaadd_64_32_1: 3 operands LEA64_32r cannot be replaced with 2 add instructions ; but can be replaced with 1 lea + 1 add define i32 @testleaadd_64_32_1() { ret i32 0 } ;testleaadd_rbp_64_32_1: 3 operands LEA64_32r cannot be replaced with 2 add instructions ; where the base is rbp/r13/ebp register but it can be replaced with 1 lea + 1 add define i32 @testleaadd_rbp_64_32_1() { ret i32 0 } ;test1lea_rbp_64_32_1: 2 operands LEA64_32r where base register is rbp/r13/ebp and can not ; be replaced with an add instruction but can be replaced with 1 lea instruction define i32 @test1lea_rbp_64_32_1() { ret i32 0 } ;test2add_64: 3 operands LEA64r that can be replaced with 2 add instructions define i32 @test2add_64() { ret i32 0 } ;test2add_rbp_64: 3 operands LEA64r that can be replaced with 2 add instructions ; where the base is rbp/r13/ebp register define i32 @test2add_rbp_64() { ret i32 0 } ;test1add_rbp_64: 2 operands LEA64r where base register is rbp/r13/ebp and can be replaced ; with an add instruction define i32 @test1add_rbp_64() { ret i32 0 } ;testleaadd_64_32: 3 operands LEA64_32r that can be replaced with 1 lea 1 add instructions define i32 @testleaadd_64_32() { ret i32 0 } ;testleaadd_rbp_64_32: 3 operands LEA64_32r that can be replaced with 1 lea 1 add instructions ; where the base is rbp/r13/ebp register define i32 @testleaadd_rbp_64_32() { ret i32 0 } ;test1lea_rbp_64_32: 2 operands LEA64_32r where base register is rbp/r13/ebp and can be replaced ; with a lea instruction define i32 @test1lea_rbp_64_32() { ret i32 0 } ;testleaadd_64: 3 operands LEA64r that can be replaced with 1 lea 1 add instructions define i32 @testleaadd_64() { ret i32 0 } ;testleaadd_rbp_64: 3 operands LEA64r that can be replaced with 1 lea 1 add instructions ; where the base is rbp/r13/ebp register define i32 @testleaadd_rbp_64() { ret i32 0 } ;test1lea_rbp_64: 2 operands LEA64r wher base register is rbp/r13/ebp and can be replaced ; with a lea instruction define i32 @test1lea_rbp_64() { ret i32 0 } ;test8: dst = base & scale!=1, can't optimize define i32 @test8() { ret i32 0 } ;testleaaddi32_64_32: 3 operands LEA64_32r that can be replaced with 1 lea + 1 add instructions where ; ADD64ri32 is chosen define i32 @testleaaddi32_64_32() { ret i32 0 } ;test1mov1add_rbp_64_32: 2 operands LEA64_32r cannot be replaced with 1 add 1 mov instructions ; where the base is rbp/r13/ebp register define i32 @test1mov1add_rbp_64_32() { ret i32 0 } ;testleaadd_rbp_index_64_32: 3 operands LEA64_32r that cannot replaced with 1 lea 1 add instructions ; where the base and the index are ebp register and there is offset define i32 @testleaadd_rbp_index_64_32() { ret i32 0 } ;testleaadd_rbp_index2_64_32: 3 operands LEA64_32r that cannot replaced with 1 lea 1 add instructions ; where the base and the index are ebp register and there is scale define i32 @testleaadd_rbp_index2_64_32() { ret i32 0 } ;test2addi32_64: 3 operands LEA64r that can be replaced with 2 add instructions where ADD64ri32 ; is chosen define i32 @test2addi32_64() { ret i32 0 } ;test1mov1add_rbp_64: 2 operands LEA64r that can be replaced with 1 add 1 mov instructions ; where the base is rbp/r13/ebp register define i32 @test1mov1add_rbp_64() { ret i32 0 } ;testleaadd_rbp_index_64: 3 operands LEA64r that can be replaced with 1 lea 1 add instructions ; where the base and the index are ebp register and there is offset define i32 @testleaadd_rbp_index_64() { ret i32 0 } ;testleaadd_rbp_index2_64: 3 operands LEA64r that can be replaced with 1 lea 1 add instructions ; where the base and the index are ebp register and there is scale define i32 @testleaadd_rbp_index2_64() { ret i32 0 } ;test_skip_opt_64: 3 operands LEA64r that can not be replaced with 2 instructions define i32 @test_skip_opt_64() { ret i32 0 } ;test_skip_eflags_64: LEA64r that cannot be replaced since its not safe to clobber eflags define i32 @test_skip_eflags_64() { ret i32 0 } ;test_skip_opt_64_32: 3 operands LEA64_32r that can not be replaced with 2 instructions define i32 @test_skip_opt_64_32() { ret i32 0 } ;test_skip_eflags_64_32: LEA64_32r that cannot be replaced since its not safe to clobber eflags define i32 @test_skip_eflags_64_32() { ret i32 0 } ... --- name: testleaadd_64_32_1 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $eax = LEA64_32r killed $rax, 1, killed $rbp, 0 ; CHECK: $eax = ADD32ri8 $eax, -5 $eax = LEA64_32r killed $rax, 1, killed $rbp, -5, $noreg RETQ $eax ... --- name: testleaadd_rbp_64_32_1 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $ebp = LEA64_32r killed $rax, 1, killed $rbp, 0 ; CHECK: $ebp = ADD32ri8 $ebp, -5 $ebp = LEA64_32r killed $rbp, 1, killed $rax, -5, $noreg RETQ $ebp ... --- name: test1lea_rbp_64_32_1 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $ebp = LEA64_32r killed $rax, 1, killed $rbp, 0 $ebp = LEA64_32r killed $rbp, 1, killed $rax, 0, $noreg RETQ $ebp ... --- name: test2add_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $rax = ADD64rr $rax, killed $rbp ; CHECK: $rax = ADD64ri8 $rax, -5 $rax = LEA64r killed $rax, 1, killed $rbp, -5, $noreg RETQ $eax ... --- name: test2add_rbp_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $rbp = ADD64rr $rbp, killed $rax ; CHECK: $rbp = ADD64ri8 $rbp, -5 $rbp = LEA64r killed $rbp, 1, killed $rax, -5, $noreg RETQ $ebp ... --- name: test1add_rbp_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $rbp = ADD64rr $rbp, killed $rax $rbp = LEA64r killed $rbp, 1, killed $rax, 0, $noreg RETQ $ebp ... --- name: testleaadd_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } - { reg: '$rbx' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $ebx = LEA64_32r killed $rax, 1, killed $rbp, 0, $noreg ; CHECK: $ebx = ADD32ri8 $ebx, -5 $ebx = LEA64_32r killed $rax, 1, killed $rbp, -5, $noreg RETQ $ebx ... --- name: testleaadd_rbp_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } - { reg: '$rbx' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $ebx = LEA64_32r killed $rax, 1, killed $rbp, 0, $noreg ; CHECK: $ebx = ADD32ri8 $ebx, -5 $ebx = LEA64_32r killed $rbp, 1, killed $rax, -5, $noreg RETQ $ebx ... --- name: test1lea_rbp_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } - { reg: '$rbx' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $ebx = LEA64_32r killed $rax, 1, killed $rbp, 0, $noreg $ebx = LEA64_32r killed $rbp, 1, killed $rax, 0, $noreg RETQ $ebx ... --- name: testleaadd_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } - { reg: '$rbx' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $rbx = LEA64r killed $rax, 1, killed $rbp, 0, $noreg ; CHECK: $rbx = ADD64ri8 $rbx, -5 $rbx = LEA64r killed $rax, 1, killed $rbp, -5, $noreg RETQ $ebx ... --- name: testleaadd_rbp_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } - { reg: '$rbx' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $rbx = LEA64r killed $rax, 1, killed $rbp, 0, $noreg ; CHECK: $rbx = ADD64ri8 $rbx, -5 $rbx = LEA64r killed $rbp, 1, killed $rax, -5, $noreg RETQ $ebx ... --- name: test1lea_rbp_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } - { reg: '$rbx' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $rbx = LEA64r killed $rax, 1, killed $rbp, 0, $noreg $rbx = LEA64r killed $rbp, 1, killed $rax, 0, $noreg RETQ $ebx ... --- name: test8 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rdi' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rdi, $rbp ; CHECK: $r12 = LEA64r $noreg, 2, killed $r13, 5, $noreg ; CHECK: $r12 = ADD64rr $r12, killed $rbp $rbp = KILL $rbp, implicit-def $rbp $r13 = KILL $rdi, implicit-def $r13 $r12 = LEA64r killed $rbp, 2, killed $r13, 5, $noreg RETQ $r12 ... --- name: testleaaddi32_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $eax = LEA64_32r killed $rax, 1, killed $rbp, 0 ; CHECK: $eax = ADD32ri $eax, 129 $eax = LEA64_32r killed $rax, 1, killed $rbp, 129, $noreg RETQ $eax ... --- name: test1mov1add_rbp_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $ebx = LEA64_32r killed $rbp, 1, killed $rbp, 0, $noreg $ebx = LEA64_32r killed $rbp, 1, killed $rbp, 0, $noreg RETQ $ebx ... --- name: testleaadd_rbp_index_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rbx' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $ebx = LEA64_32r killed $rbp, 1, killed $rbp, 5, $noreg $ebx = LEA64_32r killed $rbp, 1, killed $rbp, 5, $noreg RETQ $ebx ... --- name: testleaadd_rbp_index2_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rbx' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $eax, $ebp, $ebx ; CHECK: $ebx = LEA64_32r killed $rbp, 4, killed $rbp, 5, $noreg $ebx = LEA64_32r killed $rbp, 4, killed $rbp, 5, $noreg RETQ $ebx ... --- name: test2addi32_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp ; CHECK: $rax = ADD64rr $rax, killed $rbp ; CHECK: $rax = ADD64ri32 $rax, 129 $rax = LEA64r killed $rax, 1, killed $rbp, 129, $noreg RETQ $eax ... --- name: test1mov1add_rbp_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rax' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $rbx = MOV64rr $rbp ; CHECK: $rbx = ADD64rr $rbx, $rbp $rbx = LEA64r killed $rbp, 1, $rbp, 0, $noreg RETQ $ebx ... --- name: testleaadd_rbp_index_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rbx' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $rbx = LEA64r $noreg, 1, $rbp, 5, $noreg ; CHECK: $rbx = ADD64rr $rbx, $rbp $rbx = LEA64r $rbp, 1, $rbp, 5, $noreg RETQ $ebx ... --- name: testleaadd_rbp_index2_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rbx' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $rbx = LEA64r $noreg, 4, $rbp, 5, $noreg ; CHECK: $rbx = ADD64rr $rbx, $rbp $rbx = LEA64r $rbp, 4, $rbp, 5, $noreg RETQ $ebx ... --- name: test_skip_opt_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rbx' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $rbp = LEA64r killed $rbp, 4, killed $rbp, 0, $noreg $rbp = LEA64r killed $rbp, 4, killed $rbp, 0, $noreg RETQ $ebp ... --- name: test_skip_eflags_64 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rbp' } - { reg: '$rax' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $rbx = LEA64r killed $rax, 4, killed $rax, 5, $noreg ; CHECK: $rbp = LEA64r killed $rbx, 4, killed $rbx, 0, $noreg ; CHECK: $rbp = ADD64ri8 $rbp, 5 CMP64rr $rax, killed $rbx, implicit-def $eflags $rbx = LEA64r killed $rax, 4, killed $rax, 5, $noreg JE_1 %bb.1, implicit $eflags RETQ $ebx bb.1: liveins: $rax, $rbp, $rbx $rbp = LEA64r killed $rbx, 4, killed $rbx, 5, $noreg RETQ $ebp ... --- name: test_skip_opt_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rbx' } - { reg: '$rbp' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $ebp = LEA64_32r killed $rbp, 4, killed $rbp, 0, $noreg $ebp = LEA64_32r killed $rbp, 4, killed $rbp, 0, $noreg RETQ $ebp ... --- name: test_skip_eflags_64_32 alignment: 4 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true liveins: - { reg: '$rbp' } - { reg: '$rax' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false maxCallFrameSize: 0 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false body: | bb.0 (%ir-block.0): liveins: $rax, $rbp, $rbx ; CHECK: $ebx = LEA64_32r killed $rax, 4, killed $rax, 5, $noreg ; CHECK: $ebp = LEA64_32r killed $rbx, 4, killed $rbx, 0, $noreg ; CHECK: $ebp = ADD32ri8 $ebp, 5 CMP64rr $rax, killed $rbx, implicit-def $eflags $ebx = LEA64_32r killed $rax, 4, killed $rax, 5, $noreg JE_1 %bb.1, implicit $eflags RETQ $ebx bb.1: liveins: $rax, $rbp, $rbx $ebp = LEA64_32r killed $rbx, 4, killed $rbx, 5, $noreg RETQ $ebp ...