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| author | Neil Booth <neil@daikokuya.demon.co.uk> | 2001-12-08 19:13:04 +0000 |
|---|---|---|
| committer | Neil Booth <neil@gcc.gnu.org> | 2001-12-08 19:13:04 +0000 |
| commit | 78e7853794e3f161805694034afb628de9345461 (patch) | |
| tree | 9dd5e947d351d17759c2d2a3ed6897d33603a496 /gcc/c-parse.in | |
| parent | 46af705afa95d7876d1048e8425b1180acd238a6 (diff) | |
| download | gcc-78e7853794e3f161805694034afb628de9345461.tar.gz | |
c-parse.in: Take string literals in assembler constructs, not expressions.
* c-parse.in: Take string literals in assembler constructs,
not expressions.
* c-typeck.c (build_asm_stmt, simple_asm_stmt): No need to
check the strings are STRING_CSTs.
From-SVN: r47795
Diffstat (limited to 'gcc/c-parse.in')
| -rw-r--r-- | gcc/c-parse.in | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/gcc/c-parse.in b/gcc/c-parse.in index fadef4e23ee..324300d00e8 100644 --- a/gcc/c-parse.in +++ b/gcc/c-parse.in @@ -99,7 +99,7 @@ end ifobjc yylval is the node for the constant. */ %token CONSTANT -/* String constants as arrays of the appropriate character type. */ +/* A STRING_CST with type an array of the appropriate character type. */ %token STRING OBJC_STRING /* "...", used for functions with variable arglists. */ @@ -348,14 +348,8 @@ extdef: ifobjc | objcdef end ifobjc - | ASM_KEYWORD '(' expr ')' ';' - { STRIP_NOPS ($3); - if ((TREE_CODE ($3) == ADDR_EXPR - && TREE_CODE (TREE_OPERAND ($3, 0)) == STRING_CST) - || TREE_CODE ($3) == STRING_CST) - assemble_asm ($3); - else - error ("argument of `asm' is not a constant string"); } + | ASM_KEYWORD '(' STRING ')' ';' + { assemble_asm ($3); } | extension extdef { RESTORE_WARN_FLAGS ($1); } ; @@ -2306,20 +2300,20 @@ stmt: | RETURN expr ';' { stmt_count++; $$ = c_expand_return ($2); } - | ASM_KEYWORD maybe_type_qual '(' expr ')' ';' + | ASM_KEYWORD maybe_type_qual '(' STRING ')' ';' { stmt_count++; $$ = simple_asm_stmt ($4); } /* This is the case with just output operands. */ - | ASM_KEYWORD maybe_type_qual '(' expr ':' asm_operands ')' ';' + | ASM_KEYWORD maybe_type_qual '(' STRING ':' asm_operands ')' ';' { stmt_count++; $$ = build_asm_stmt ($2, $4, $6, NULL_TREE, NULL_TREE); } /* This is the case with input operands as well. */ - | ASM_KEYWORD maybe_type_qual '(' expr ':' asm_operands ':' + | ASM_KEYWORD maybe_type_qual '(' STRING ':' asm_operands ':' asm_operands ')' ';' { stmt_count++; $$ = build_asm_stmt ($2, $4, $6, $8, NULL_TREE); } /* This is the case with clobbered registers as well. */ - | ASM_KEYWORD maybe_type_qual '(' expr ':' asm_operands ':' + | ASM_KEYWORD maybe_type_qual '(' STRING ':' asm_operands ':' asm_operands ':' asm_clobbers ')' ';' { stmt_count++; $$ = build_asm_stmt ($2, $4, $6, $8, $10); } |