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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,51 +1,44 @@ | ||
| #include "textflag.h" | ||
| //go:build go1.23 | ||
| // +build go1.23 | ||
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| // After go1.9, goid in "goroutine struct" has a stable offset. | ||
| // See https://github.com/golang/go/blob/master/src/runtime/runtime2.go#L458 | ||
| // | ||
| // This file exposes "goid()" function by | ||
| // 1. get current "g" pointer, | ||
| // 2. extract goid with a hardcoded offset. | ||
| // *) for GOARCH amd64/arm64, offset=152, size=8. | ||
| // *) for GOARCH arm/386, offset=80, size=4. | ||
| // | ||
| #include "textflag.h" | ||
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| #ifdef GOARCH_amd64 | ||
| TEXT ·goid(SB),NOSPLIT,$0-8 | ||
| MOVQ (TLS), R14 | ||
| MOVQ 152(R14), R13 | ||
| MOVQ 160(R14), R13 | ||
| MOVQ R13, ret+0(FP) | ||
| RET | ||
| #endif | ||
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| #ifdef GOARCH_arm64 | ||
| TEXT ·goid(SB),NOSPLIT,$0-8 | ||
| MOVD g, R14 | ||
| MOVD 152(R14), R13 | ||
| MOVD 160(R14), R13 | ||
| MOVD R13, ret+0(FP) | ||
| RET | ||
| #endif | ||
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| #ifdef GOARCH_arm | ||
| TEXT ·goid(SB),NOSPLIT,$0-4 | ||
| MOVW g, R8 | ||
| MOVW 80(R8), R7 | ||
| MOVW 84(R8), R7 | ||
| MOVW R7, ret+0(FP) | ||
| RET | ||
| #endif | ||
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| #ifdef GOARCH_386 | ||
| TEXT ·goid(SB),NOSPLIT,$0-4 | ||
| MOVL (TLS), AX | ||
| MOVL 80(AX), BX | ||
| MOVL 84(AX), BX | ||
| MOVL BX, ret+0(FP) | ||
| RET | ||
| #endif | ||
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| #ifdef GOARCH_mipsle | ||
| TEXT ·goid(SB),NOSPLIT,$0-4 | ||
| MOVW g, R8 | ||
| MOVW 80(R8), R7 | ||
| MOVW 84(R8), R7 | ||
| MOVW R7, ret+0(FP) | ||
| RET | ||
| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| //go:build !go1.23 | ||
| // +build !go1.23 | ||
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| #include "textflag.h" | ||
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| #ifdef GOARCH_amd64 | ||
| TEXT ·goid(SB),NOSPLIT,$0-8 | ||
| MOVQ (TLS), R14 | ||
| MOVQ 152(R14), R13 | ||
| MOVQ R13, ret+0(FP) | ||
| RET | ||
| #endif | ||
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| #ifdef GOARCH_arm64 | ||
| TEXT ·goid(SB),NOSPLIT,$0-8 | ||
| MOVD g, R14 | ||
| MOVD 152(R14), R13 | ||
| MOVD R13, ret+0(FP) | ||
| RET | ||
| #endif | ||
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| #ifdef GOARCH_arm | ||
| TEXT ·goid(SB),NOSPLIT,$0-4 | ||
| MOVW g, R8 | ||
| MOVW 80(R8), R7 | ||
| MOVW R7, ret+0(FP) | ||
| RET | ||
| #endif | ||
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| #ifdef GOARCH_386 | ||
| TEXT ·goid(SB),NOSPLIT,$0-4 | ||
| MOVL (TLS), AX | ||
| MOVL 80(AX), BX | ||
| MOVL BX, ret+0(FP) | ||
| RET | ||
| #endif | ||
|
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||
| #ifdef GOARCH_mipsle | ||
| TEXT ·goid(SB),NOSPLIT,$0-4 | ||
| MOVW g, R8 | ||
| MOVW 80(R8), R7 | ||
| MOVW R7, ret+0(FP) | ||
| RET | ||
| #endif |