36 lines
740 B
ArmAsm
36 lines
740 B
ArmAsm
// PCALIGN padding on riscv64: 4-byte NOPs with a 2-byte compressed NOP when
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// the pad is 2 mod 4, exactly as the toolchain lays the bytes down.
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#include "textflag.h"
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// func Pad8(x int64) int64
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TEXT ·Pad8(SB), NOSPLIT, $0-16
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MOV x+0(FP), X5
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PCALIGN $8
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ADD $1, X5
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MOV X5, ret+8(FP)
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RET
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// func Pad16(x int64) int64
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TEXT ·Pad16(SB), NOSPLIT, $0-16
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MOV x+0(FP), X5
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PCALIGN $16
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ADD $1, X5
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MOV X5, ret+8(FP)
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RET
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// func Pad32(x int64) int64
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TEXT ·Pad32(SB), NOSPLIT, $0-16
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MOV x+0(FP), X5
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PCALIGN $32
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ADD $1, X5
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MOV X5, ret+8(FP)
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RET
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// func PadAfterOdd(x int64) int64
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TEXT ·PadAfterOdd(SB), NOSPLIT, $0-16
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MOV x+0(FP), X5
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PCALIGN $8
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ADD $1, X5
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MOV X5, ret+8(FP)
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RET
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