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cmd/compile: amd64, allow XCHG on stack pointers
XCHG needs to allow the stack pointer as an argument because we have a rewrite that incorporates the address of a local variable into the instruction. Fixes #19184 Change-Id: Ic438e6e1946332cdce3864d15abecd41b911b2a9 Reviewed-on: https://go-review.googlesource.com/37253 Run-TryBot: Keith Randall <khr@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Cherry Zhang <cherryyz@google.com>
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@ -134,7 +134,7 @@ func init() {
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gpstoreconst = regInfo{inputs: []regMask{gpspsb, 0}}
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gpstoreidx = regInfo{inputs: []regMask{gpspsb, gpsp, gpsp, 0}}
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gpstoreconstidx = regInfo{inputs: []regMask{gpspsb, gpsp, 0}}
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gpstorexchg = regInfo{inputs: []regMask{gp, gp, 0}, outputs: []regMask{gp}}
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gpstorexchg = regInfo{inputs: []regMask{gp, gpspsb, 0}, outputs: []regMask{gp}}
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cmpxchg = regInfo{inputs: []regMask{gp, ax, gp, 0}, outputs: []regMask{gp, 0}, clobbers: ax}
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fp01 = regInfo{inputs: nil, outputs: fponly}
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@ -7636,7 +7636,7 @@ var opcodeTable = [...]opInfo{
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reg: regInfo{
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inputs: []inputInfo{
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{0, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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{1, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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{1, 4295032831}, // AX CX DX BX SP BP SI DI R8 R9 R10 R11 R12 R13 R14 R15 SB
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},
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outputs: []outputInfo{
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{0, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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@ -7653,7 +7653,7 @@ var opcodeTable = [...]opInfo{
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reg: regInfo{
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inputs: []inputInfo{
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{0, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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{1, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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{1, 4295032831}, // AX CX DX BX SP BP SI DI R8 R9 R10 R11 R12 R13 R14 R15 SB
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},
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outputs: []outputInfo{
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{0, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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@ -7671,7 +7671,7 @@ var opcodeTable = [...]opInfo{
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reg: regInfo{
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inputs: []inputInfo{
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{0, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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{1, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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{1, 4295032831}, // AX CX DX BX SP BP SI DI R8 R9 R10 R11 R12 R13 R14 R15 SB
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},
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outputs: []outputInfo{
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{0, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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@ -7689,7 +7689,7 @@ var opcodeTable = [...]opInfo{
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reg: regInfo{
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inputs: []inputInfo{
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{0, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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{1, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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{1, 4295032831}, // AX CX DX BX SP BP SI DI R8 R9 R10 R11 R12 R13 R14 R15 SB
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},
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outputs: []outputInfo{
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{0, 65519}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R14 R15
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