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| author | Guoqi Chen <chenguoqi@loongson.cn> | 2023-08-30 17:49:55 +0800 |
|---|---|---|
| committer | Cherry Mui <cherryyz@google.com> | 2024-05-13 15:04:25 +0000 |
| commit | ec711aaaaa31b551a47b3677d05014e8aa60f9ea (patch) | |
| tree | c45b0fe0e81815706047149a753507a7f03e2e35 /src/internal/runtime/syscall | |
| parent | 5881ae742fc7eaa9b7d61b4ba37598c42aaa4753 (diff) | |
| download | go-ec711aaaaa31b551a47b3677d05014e8aa60f9ea.tar.xz | |
all: delete loong64 non-register ABI fallback path
Change-Id: If1d3eba9a922ac6f9d78301bb8f07e445c712899
Reviewed-on: https://go-review.googlesource.com/c/go/+/525576
Run-TryBot: Cherry Mui <cherryyz@google.com>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: sophie zhao <zhaoxiaolin@loongson.cn>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Meidan Li <limeidan@loongson.cn>
Commit-Queue: abner chenc <chenguoqi@loongson.cn>
Run-TryBot: abner chenc <chenguoqi@loongson.cn>
Diffstat (limited to 'src/internal/runtime/syscall')
| -rw-r--r-- | src/internal/runtime/syscall/asm_linux_loong64.s | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/src/internal/runtime/syscall/asm_linux_loong64.s b/src/internal/runtime/syscall/asm_linux_loong64.s index 11c5bc2468..ff8ad75b05 100644 --- a/src/internal/runtime/syscall/asm_linux_loong64.s +++ b/src/internal/runtime/syscall/asm_linux_loong64.s @@ -22,7 +22,6 @@ // r2 | R5 | R5 // err | R6 | part of R4 TEXT ·Syscall6<ABIInternal>(SB),NOSPLIT,$0-80 -#ifdef GOEXPERIMENT_regabiargs MOVV R4, R11 // syscall entry MOVV R5, R4 MOVV R6, R5 @@ -30,39 +29,14 @@ TEXT ·Syscall6<ABIInternal>(SB),NOSPLIT,$0-80 MOVV R8, R7 MOVV R9, R8 MOVV R10, R9 -#else - MOVV num+0(FP), R11 // syscall entry - MOVV a1+8(FP), R4 - MOVV a2+16(FP), R5 - MOVV a3+24(FP), R6 - MOVV a4+32(FP), R7 - MOVV a5+40(FP), R8 - MOVV a6+48(FP), R9 -#endif SYSCALL -#ifdef GOEXPERIMENT_regabiargs MOVV R0, R5 // r2 is not used. Always set to 0. MOVW $-4096, R12 BGEU R12, R4, ok SUBVU R4, R0, R6 // errno MOVV $-1, R4 // r1 -#else - MOVW $-4096, R12 - BGEU R12, R4, ok - MOVV $-1, R12 - MOVV R12, r1+56(FP) - MOVV R0, r2+64(FP) - SUBVU R4, R0, R4 - MOVV R4, errno+72(FP) -#endif RET ok: -#ifdef GOEXPERIMENT_regabiargs // r1 already in R4 MOVV R0, R6 // errno -#else - MOVV R4, r1+56(FP) - MOVV R0, r2+64(FP) // r2 is not used. Always set to 0. - MOVV R0, errno+72(FP) -#endif RET |