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printer: shorten text size when argsize is zero

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This commit is contained in:
Michael McLoughlin
2018-12-27 13:48:31 -08:00
parent 9243d299e6
commit 5dea46407c
12 changed files with 158 additions and 35 deletions
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2
examples/add/add.s
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@@ -3,7 +3,7 @@
#include "textflag.h"
// func Add(x uint64, y uint64) uint64
TEXT ·Add(SB),0,$0-24
TEXT ·Add(SB), 0, $0-24
MOVQ x(FP), AX
MOVQ y+8(FP), CX
ADDQ AX, CX

6
examples/complex/complex.s
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@@ -3,19 +3,19 @@
#include "textflag.h"
// func Real(x complex128) float64
TEXT ·Real(SB),0,$0-24
TEXT ·Real(SB), 0, $0-24
MOVSD x_real(FP), X0
MOVSD X0, ret+16(FP)
RET
// func Imag(x complex128) float64
TEXT ·Imag(SB),0,$0-24
TEXT ·Imag(SB), 0, $0-24
MOVSD x_imag+8(FP), X0
MOVSD X0, ret+16(FP)
RET
// func Norm(x complex128) float64
TEXT ·Norm(SB),0,$0-24
TEXT ·Norm(SB), 0, $0-24
MOVSD x_real(FP), X0
MOVSD x_imag+8(FP), X1
MULSD X0, X0

34
examples/components/components.s
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@@ -3,103 +3,103 @@
#include "textflag.h"
// func StringLen(s string) int
TEXT ·StringLen(SB),0,$0-24
TEXT ·StringLen(SB), 0, $0-24
MOVQ s_len+8(FP), AX
MOVQ AX, ret+16(FP)
RET
// func SliceLen(s []int) int
TEXT ·SliceLen(SB),0,$0-32
TEXT ·SliceLen(SB), 0, $0-32
MOVQ s_len+8(FP), AX
MOVQ AX, ret+24(FP)
RET
// func SliceCap(s []int) int
TEXT ·SliceCap(SB),0,$0-32
TEXT ·SliceCap(SB), 0, $0-32
MOVQ s_cap+16(FP), AX
MOVQ AX, ret+24(FP)
RET
// func ArrayThree(a [7]uint64) uint64
TEXT ·ArrayThree(SB),0,$0-64
TEXT ·ArrayThree(SB), 0, $0-64
MOVQ a_3+24(FP), AX
MOVQ AX, ret+56(FP)
RET
// func FieldByte(s Struct) byte
TEXT ·FieldByte(SB),0,$0-177
TEXT ·FieldByte(SB), 0, $0-177
MOVB s_Byte(FP), AL
MOVB AL, ret+176(FP)
RET
// func FieldInt8(s Struct) int8
TEXT ·FieldInt8(SB),0,$0-177
TEXT ·FieldInt8(SB), 0, $0-177
MOVB s_Int8+1(FP), AL
MOVB AL, ret+176(FP)
RET
// func FieldUint16(s Struct) uint16
TEXT ·FieldUint16(SB),0,$0-178
TEXT ·FieldUint16(SB), 0, $0-178
MOVW s_Uint16+2(FP), AX
MOVW AX, ret+176(FP)
RET
// func FieldInt32(s Struct) int32
TEXT ·FieldInt32(SB),0,$0-180
TEXT ·FieldInt32(SB), 0, $0-180
MOVL s_Int32+4(FP), AX
MOVL AX, ret+176(FP)
RET
// func FieldUint64(s Struct) uint64
TEXT ·FieldUint64(SB),0,$0-184
TEXT ·FieldUint64(SB), 0, $0-184
MOVQ s_Uint64+8(FP), AX
MOVQ AX, ret+176(FP)
RET
// func FieldFloat32(s Struct) float32
TEXT ·FieldFloat32(SB),0,$0-180
TEXT ·FieldFloat32(SB), 0, $0-180
MOVSS s_Float32+16(FP), X0
MOVSS X0, ret+176(FP)
RET
// func FieldFloat64(s Struct) float64
TEXT ·FieldFloat64(SB),0,$0-184
TEXT ·FieldFloat64(SB), 0, $0-184
MOVSD s_Float64+24(FP), X0
MOVSD X0, ret+176(FP)
RET
// func FieldStringLen(s Struct) int
TEXT ·FieldStringLen(SB),0,$0-184
TEXT ·FieldStringLen(SB), 0, $0-184
MOVQ s_String_len+40(FP), AX
MOVQ AX, ret+176(FP)
RET
// func FieldSliceCap(s Struct) int
TEXT ·FieldSliceCap(SB),0,$0-184
TEXT ·FieldSliceCap(SB), 0, $0-184
MOVQ s_Slice_cap+64(FP), AX
MOVQ AX, ret+176(FP)
RET
// func FieldArrayTwoBTwo(s Struct) byte
TEXT ·FieldArrayTwoBTwo(SB),0,$0-177
TEXT ·FieldArrayTwoBTwo(SB), 0, $0-177
MOVB s_Array_2_B_2+114(FP), AL
MOVB AL, ret+176(FP)
RET
// func FieldArrayOneC(s Struct) uint16
TEXT ·FieldArrayOneC(SB),0,$0-178
TEXT ·FieldArrayOneC(SB), 0, $0-178
MOVW s_Array_1_C+100(FP), AX
MOVW AX, ret+176(FP)
RET
// func FieldComplex64Imag(s Struct) float32
TEXT ·FieldComplex64Imag(SB),0,$0-180
TEXT ·FieldComplex64Imag(SB), 0, $0-180
MOVSS s_Complex64_imag+156(FP), X0
MOVSS X0, ret+176(FP)
RET
// func FieldComplex128Real(s Struct) float64
TEXT ·FieldComplex128Real(SB),0,$0-184
TEXT ·FieldComplex128Real(SB), 0, $0-184
MOVSD s_Complex128_real+160(FP), X0
MOVSD X0, ret+176(FP)
RET

11
examples/data/asm.go
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@@ -20,15 +20,14 @@ func main() {
DATA(38, U8(0x66))
DATA(39, U8(0x77))
// TEXT ·DataAt(SB),0,$0-9
TEXT("DataAt", "func(i int) byte")
i := Load(Param("i"), GP64v()) // MOVQ i+0(FP), AX
i := Load(Param("i"), GP64v())
ptr := Mem{Base: GP64v()}
LEAQ(bytes, ptr.Base) // LEAQ b<>+0x00(SB), BX
LEAQ(bytes, ptr.Base)
b := GP8v()
MOVB(ptr.Idx(i, 1), b) // MOVB 0(BX)(AX*1), CL
Store(b, ReturnIndex(0)) // MOVB CL, ret+8(FP)
RET() // RET
MOVB(ptr.Idx(i, 1), b)
Store(b, ReturnIndex(0))
RET()
Generate()
}

4
examples/data/data.s
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@@ -10,10 +10,10 @@ DATA bytes<>+32(SB)/4, $0x00112233
DATA bytes<>+36(SB)/2, $0x4455
DATA bytes<>+38(SB)/1, $0x66
DATA bytes<>+39(SB)/1, $0x77
GLOBL ·bytes<>(SB), RODATA, $40
GLOBL bytes<>(SB), RODATA, $40
// func DataAt(i int) byte
TEXT ·DataAt(SB),0,$0-9
TEXT ·DataAt(SB), 0, $0-9
MOVQ i(FP), AX
LEAQ bytes<>(SB), CX
MOVB (CX)(AX*1), AL

2
examples/fnv1a/fnv1a.s
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@@ -3,7 +3,7 @@
#include "textflag.h"
// func Hash64(data []byte) uint64
TEXT ·Hash64(SB),0,$0-32
TEXT ·Hash64(SB), 0, $0-32
MOVQ data_base(FP), CX
MOVQ data_len+8(FP), BX
MOVQ $0xcbf29ce484222325, AX

2
examples/sha1/sha1.s
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@@ -3,7 +3,7 @@
#include "textflag.h"
// func block(h *[5]uint32, m []byte)
TEXT ·block(SB),0,$64-32
TEXT ·block(SB), 0, $64-32
MOVQ h(FP), AX
MOVQ m_base+8(FP), CX
MOVL (AX), DX

2
examples/stadtx/stadtx.s
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@@ -3,7 +3,7 @@
#include "textflag.h"
// func Hash(state *State, key []byte) uint64
TEXT ·Hash(SB),0,$0-40
TEXT ·Hash(SB), 0, $0-40
MOVQ state(FP), AX
MOVQ key_base+8(FP), CX
MOVQ key_len+16(FP), DX

2
examples/sum/sum.s
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@@ -3,7 +3,7 @@
#include "textflag.h"
// func Sum(xs []uint64) uint64
TEXT ·Sum(SB),0,$0-32
TEXT ·Sum(SB), 0, $0-32
MOVQ xs_base(FP), AX
MOVQ xs_len+8(FP), CX
XORQ DX, DX