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| author | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 1997-08-19 15:51:10 +0000 |
|---|---|---|
| committer | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 1997-08-19 15:51:10 +0000 |
| commit | caca85bd2fb7e09fe61f628dd354e9022e1f4352 (patch) | |
| tree | 7cf181aafb185bb77524ed8abb6d24ee1b17c180 /gcc/real.h | |
| parent | 6c08487bc2fff10f547353eafedc0c7134f3df27 (diff) | |
| download | gcc-caca85bd2fb7e09fe61f628dd354e9022e1f4352.tar.gz | |
* expr.h, real.h: Finish prototyping.
Some of hj's prototyping stuff after minor formatting fixes.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@14846 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/real.h')
| -rw-r--r-- | gcc/real.h | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/gcc/real.h b/gcc/real.h index 5d4b87fe6b0..835c702f7d3 100644 --- a/gcc/real.h +++ b/gcc/real.h @@ -166,7 +166,8 @@ extern REAL_VALUE_TYPE ereal_from_double PROTO((HOST_WIDE_INT *)); /* These return REAL_VALUE_TYPE: */ #define REAL_VALUE_RNDZINT(x) (etrunci (x)) #define REAL_VALUE_UNSIGNED_RNDZINT(x) (etruncui (x)) -extern REAL_VALUE_TYPE real_value_truncate (); +extern REAL_VALUE_TYPE real_value_truncate PROTO ((enum machine_mode, + REAL_VALUE_TYPE)); #define REAL_VALUE_TRUNCATE(mode, x) real_value_truncate (mode, x) /* These return HOST_WIDE_INT: */ @@ -360,7 +361,8 @@ extern double (atof) (); size and where `float' is SFmode. */ /* Don't use REAL_VALUE_TRUNCATE directly--always call real_value_truncate. */ -extern REAL_VALUE_TYPE real_value_truncate (); +extern REAL_VALUE_TYPE real_value_truncate PROTO ((enum machine_mode, + REAL_VALUE_TYPE)); #ifndef REAL_VALUE_TRUNCATE #define REAL_VALUE_TRUNCATE(mode, x) \ @@ -421,11 +423,12 @@ union real_extract or cc0_rtx if it is not on the chain. */ #define CONST_DOUBLE_MEM(r) XEXP (r, 0) +/* Given a CONST_DOUBLE in FROM, store into TO the value it represents. */ /* Function to return a real value (not a tree node) from a given integer constant. */ -REAL_VALUE_TYPE real_value_from_int_cst (); - -/* Given a CONST_DOUBLE in FROM, store into TO the value it represents. */ +union tree_node; +REAL_VALUE_TYPE real_value_from_int_cst PROTO ((union tree_node *, + union tree_node *)); #define REAL_VALUE_FROM_CONST_DOUBLE(to, from) \ do { union real_extract u; \ @@ -449,4 +452,13 @@ extern struct rtx_def *immed_real_const_1 PROTO((REAL_VALUE_TYPE, /* Replace R by 1/R in the given machine mode, if the result is exact. */ extern int exact_real_inverse PROTO((enum machine_mode, REAL_VALUE_TYPE *)); +extern int target_isnan PROTO ((REAL_VALUE_TYPE)); +extern int target_isinf PROTO ((REAL_VALUE_TYPE)); +extern int target_negative PROTO ((REAL_VALUE_TYPE)); +extern void debug_real PROTO ((REAL_VALUE_TYPE)); + +/* In varasm.c */ +extern void assemble_real PROTO ((REAL_VALUE_TYPE, + enum machine_mode)); + #endif /* Not REAL_H_INCLUDED */ |