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build: add attributes argument to TEXT

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Brings the TEXT() function signature closer to how the directive works
in assembly.

Also update almost all examples to use NOSPLIT.

Closes #11
This commit is contained in:
Michael McLoughlin
2019-01-06 20:04:51 -08:00
parent 76db5bb03f
commit 304c7425d2
25 changed files with 105 additions and 72 deletions
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10
examples/returns/returns.s
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@@ -3,7 +3,7 @@
#include "textflag.h"
// func Interval(start uint64, size uint64) (uint64, uint64)
TEXT ·Interval(SB), $0-32
TEXT ·Interval(SB), NOSPLIT, $0-32
MOVQ start(FP), AX
MOVQ size+8(FP), CX
ADDQ AX, CX
@@ -12,7 +12,7 @@ TEXT ·Interval(SB), $0-32
RET
// func Butterfly(x0 float64, x1 float64) (y0 float64, y1 float64)
TEXT ·Butterfly(SB), $0-32
TEXT ·Butterfly(SB), NOSPLIT, $0-32
MOVSD x0(FP), X0
MOVSD x1+8(FP), X1
MOVSD X0, X2
@@ -24,7 +24,7 @@ TEXT ·Butterfly(SB), $0-32
RET
// func Septuple(byte) [7]byte
TEXT ·Septuple(SB), $0-15
TEXT ·Septuple(SB), NOSPLIT, $0-15
MOVB arg(FP), AL
MOVB AL, ret_0+8(FP)
MOVB AL, ret_1+9(FP)
@@ -36,7 +36,7 @@ TEXT ·Septuple(SB), $0-15
RET
// func CriticalLine(t float64) complex128
TEXT ·CriticalLine(SB), $0-24
TEXT ·CriticalLine(SB), NOSPLIT, $0-24
MOVSD t(FP), X0
MOVSD half<>(SB), X1
MOVSD X1, ret_real+8(FP)
@@ -47,7 +47,7 @@ DATA half<>(SB)/8, $(0.5)
GLOBL half<>(SB), RODATA|NOPTR, $8
// func NewStruct(w uint16, p [2]float64, q uint64) Struct
TEXT ·NewStruct(SB), $0-64
TEXT ·NewStruct(SB), NOSPLIT, $0-64
MOVW w(FP), AX
MOVSD p_0+8(FP), X0
MOVSD p_1+16(FP), X1