diff options
Diffstat (limited to 'doc/asm.html')
| -rw-r--r-- | doc/asm.html | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/doc/asm.html b/doc/asm.html index d578800086..51f85eb948 100644 --- a/doc/asm.html +++ b/doc/asm.html @@ -166,7 +166,7 @@ jumps and branches. </li> <li> -<code>SP</code>: Stack pointer: top of stack. +<code>SP</code>: Stack pointer: the highest address within the local stack frame. </li> </ul> @@ -216,7 +216,7 @@ If a Go prototype does not name its result, the expected assembly name is <code> The <code>SP</code> pseudo-register is a virtual stack pointer used to refer to frame-local variables and the arguments being prepared for function calls. -It points to the top of the local stack frame, so references should use negative offsets +It points to the highest address within the local stack frame, so references should use negative offsets in the range [−framesize, 0): <code>x-8(SP)</code>, <code>y-4(SP)</code>, and so on. </p> @@ -409,7 +409,7 @@ The linker will choose one of the duplicates to use. (For <code>TEXT</code> items.) Don't insert the preamble to check if the stack must be split. The frame for the routine, plus anything it calls, must fit in the -spare space at the top of the stack segment. +spare space remaining in the current stack segment. Used to protect routines such as the stack splitting code itself. </li> <li> @@ -460,7 +460,7 @@ Only valid on functions that declare a frame size of 0. <code>TOPFRAME</code> = 2048 <br> (For <code>TEXT</code> items.) -Function is the top of the call stack. Traceback should stop at this function. +Function is the outermost frame of the call stack. Traceback should stop at this function. </li> </ul> |