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| author | Sandra Loosemore <sloosemore@baylibre.com> | 2025-03-08 05:23:55 +0000 |
|---|---|---|
| committer | Sandra Loosemore <sloosemore@baylibre.com> | 2025-03-08 05:35:26 +0000 |
| commit | f0ff7539626e25341c1b450b537e69f86e0bd1f6 (patch) | |
| tree | d2d272486cb45dd17061edfe2f62dd1bc4f05763 | |
| parent | 3014f8787196d7c0d15d24195c8f07167968ff55 (diff) | |
| download | gcc-f0ff7539626e25341c1b450b537e69f86e0bd1f6.zip gcc-f0ff7539626e25341c1b450b537e69f86e0bd1f6.tar.gz gcc-f0ff7539626e25341c1b450b537e69f86e0bd1f6.tar.bz2 | |
inline-asm: Clarify documentation of operand syntax [PR67301]
gcc/ChangeLog
PR c/67301
* doc/extend.texi (Extended Asm): Clarify that the square brackets
around the asmSymbolicName of operands are a required part of
the syntax.
| -rw-r--r-- | gcc/doc/extend.texi | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index 13cbc72..5e40cf8 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -11473,10 +11473,11 @@ Operands are separated by commas. Each operand has this format: @table @var @item asmSymbolicName -Specifies a symbolic name for the operand. -Reference the name in the assembler template -by enclosing it in square brackets -(i.e.@: @samp{%[Value]}). The scope of the name is the @code{asm} statement +Specifies an optional symbolic name for the operand. The literal square +brackets @samp{[]} around the @var{asmSymbolicName} are required both +in the operand specification and references to the operand in the assembler +template, i.e.@: @samp{%[Value]}. +The scope of the name is the @code{asm} statement that contains the definition. Any valid C variable name is acceptable, including names already defined in the surrounding code. No two operands within the same @code{asm} statement can use the same symbolic name. @@ -11762,10 +11763,11 @@ Operands are separated by commas. Each operand has this format: @table @var @item asmSymbolicName -Specifies a symbolic name for the operand. -Reference the name in the assembler template -by enclosing it in square brackets -(i.e.@: @samp{%[Value]}). The scope of the name is the @code{asm} statement +Specifies an optional symbolic name for the operand. The literal square +brackets @samp{[]} around the @var{asmSymbolicName} are required both +in the operand specification and references to the operand in the assembler +template, i.e.@: @samp{%[Value]}. +The scope of the name is the @code{asm} statement that contains the definition. Any valid C variable name is acceptable, including names already defined in the surrounding code. No two operands within the same @code{asm} statement can use the same symbolic name. |