diff --git a/src/runtime/sys_darwin_386.s b/src/runtime/sys_darwin_386.s index a961c71a83abe6..469cabc174af4c 100644 --- a/src/runtime/sys_darwin_386.s +++ b/src/runtime/sys_darwin_386.s @@ -187,6 +187,11 @@ systime: MOVL $0, 8(SP) // time zone pointer MOVL $116, AX INT $0x80 + CMPL AX, $0 + JNE inreg + MOVL 12(SP), AX + MOVL 16(SP), DX +inreg: // sec is in AX, usec in DX // convert to DX:AX nsec MOVL DX, BX diff --git a/src/runtime/sys_darwin_amd64.s b/src/runtime/sys_darwin_amd64.s index bd397d72a76ae5..8f845e5503cac1 100644 --- a/src/runtime/sys_darwin_amd64.s +++ b/src/runtime/sys_darwin_amd64.s @@ -141,10 +141,15 @@ timeloop: systime: // Fall back to system call (usually first call in this thread). - MOVQ SP, DI // must be non-nil, unused + MOVQ SP, DI MOVQ $0, SI MOVL $(0x2000000+116), AX SYSCALL + CMPQ AX, $0 + JNE inreg + MOVQ 0(SP), AX + MOVL 8(SP), DX +inreg: // sec is in AX, usec in DX // return nsec in AX IMULQ $1000000000, AX