diff options
Diffstat (limited to 'src/runtime/sys_linux_arm64.s')
| -rw-r--r-- | src/runtime/sys_linux_arm64.s | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/src/runtime/sys_linux_arm64.s b/src/runtime/sys_linux_arm64.s index 36ac014f03..8e7cbf7d11 100644 --- a/src/runtime/sys_linux_arm64.s +++ b/src/runtime/sys_linux_arm64.s @@ -459,10 +459,16 @@ TEXT runtime·sigtramp(SB),NOSPLIT,$176 CBZ R0, 2(PC) BL runtime·load_g(SB) +#ifdef GOEXPERIMENT_regabiargs + // Restore signum to R0. + MOVW 8(RSP), R0 + // R1 and R2 already contain info and ctx, respectively. +#else MOVD R1, 16(RSP) MOVD R2, 24(RSP) - MOVD $runtime·sigtrampgo(SB), R0 - BL (R0) +#endif + MOVD $runtime·sigtrampgo<ABIInternal>(SB), R3 + BL (R3) // Restore callee-save registers. RESTORE_R19_TO_R28(8*4) @@ -476,10 +482,14 @@ TEXT runtime·sigprofNonGoWrapper<>(SB),NOSPLIT,$176 SAVE_R19_TO_R28(8*4) SAVE_F8_TO_F15(8*14) +#ifdef GOEXPERIMENT_regabiargs + // R0, R1 and R2 already contain sig, info and ctx, respectively. +#else MOVW R0, 8(RSP) // sig MOVD R1, 16(RSP) // info MOVD R2, 24(RSP) // ctx - CALL runtime·sigprofNonGo(SB) +#endif + CALL runtime·sigprofNonGo<ABIInternal>(SB) // Restore callee-save registers. RESTORE_R19_TO_R28(8*4) |