From: Ben Elliston Date: Thu, 24 Jul 2008 03:59:55 +0000 (+0000) Subject: spu-c.c (__vector_keyword): New variable. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e816b6b586db405da98b97e1940c595bb5ee1ffa;p=gcc.git spu-c.c (__vector_keyword): New variable. gcc/ * config/spu/spu-c.c (__vector_keyword): New variable. (vector_keyword): Likewise. (spu_categorize_keyword): New function. (spu_macro_to_expand): Likewise. (spu_cpu_cpp_builtins): Enable context-sensitive macros if not compiling an ISO C dialect. gcc/testsuite/ * gcc.target/spu/vector.c: New test. * gcc.target/spu/vector-ansi.c: Likewise. From-SVN: r138106 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 545ca146f3e..82c7e61e39c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2008-07-24 Ben Elliston + + * config/spu/spu-c.c (__vector_keyword): New variable. + (vector_keyword): Likewise. + (spu_categorize_keyword): New function. + (spu_macro_to_expand): Likewise. + (spu_cpu_cpp_builtins): Enable context-sensitive macros if not + compiling an ISO C dialect. + 2008-07-24 Ben Elliston * config/rs6000/rs6000-c.c: Move GTY(()) markers to match diff --git a/gcc/config/spu/spu-c.c b/gcc/config/spu/spu-c.c index 0b0d2e8743a..96fe43e6e94 100644 --- a/gcc/config/spu/spu-c.c +++ b/gcc/config/spu/spu-c.c @@ -35,6 +35,64 @@ #include "spu-builtins.h" +/* Keep the vector keywords handy for fast comparisons. */ +static GTY(()) tree __vector_keyword; +static GTY(()) tree vector_keyword; + +static cpp_hashnode * +spu_categorize_keyword (const cpp_token *tok) +{ + if (tok->type == CPP_NAME) + { + cpp_hashnode *ident = tok->val.node; + + if (ident == C_CPP_HASHNODE (vector_keyword) + || ident == C_CPP_HASHNODE (__vector_keyword)) + return C_CPP_HASHNODE (__vector_keyword); + else + return ident; + } + return 0; +} + +/* Called to decide whether a conditional macro should be expanded. + Since we have exactly one such macro (i.e, 'vector'), we do not + need to examine the 'tok' parameter. */ + +static cpp_hashnode * +spu_macro_to_expand (cpp_reader *pfile, const cpp_token *tok) +{ + cpp_hashnode *expand_this = tok->val.node; + cpp_hashnode *ident; + + ident = spu_categorize_keyword (tok); + if (ident == C_CPP_HASHNODE (__vector_keyword)) + { + tok = cpp_peek_token (pfile, 0); + ident = spu_categorize_keyword (tok); + + if (ident) + { + enum rid rid_code = (enum rid)(ident->rid_code); + if (ident->type == NT_MACRO) + { + (void) cpp_get_token (pfile); + tok = cpp_peek_token (pfile, 0); + ident = spu_categorize_keyword (tok); + if (ident) + rid_code = (enum rid)(ident->rid_code); + } + + if (rid_code == RID_UNSIGNED || rid_code == RID_LONG + || rid_code == RID_SHORT || rid_code == RID_SIGNED + || rid_code == RID_INT || rid_code == RID_CHAR + || rid_code == RID_FLOAT || rid_code == RID_DOUBLE) + expand_this = C_CPP_HASHNODE (__vector_keyword); + } + } + return expand_this; +} + /* target hook for resolve_overloaded_builtin(). Returns a function call RTX if we can resolve the overloaded builtin */ tree @@ -140,6 +198,22 @@ spu_cpu_cpp_builtins (struct cpp_reader *pfile) if (spu_arch == PROCESSOR_CELLEDP) builtin_define_std ("__SPU_EDP__"); builtin_define_std ("__vector=__attribute__((__spu_vector__))"); + + if (!flag_iso) + { + /* Define this when supporting context-sensitive keywords. */ + cpp_define (pfile, "__VECTOR_KEYWORD_SUPPORTED__"); + cpp_define (pfile, "vector=vector"); + + /* Initialize vector keywords. */ + __vector_keyword = get_identifier ("__vector"); + C_CPP_HASHNODE (__vector_keyword)->flags |= NODE_CONDITIONAL; + vector_keyword = get_identifier ("vector"); + C_CPP_HASHNODE (vector_keyword)->flags |= NODE_CONDITIONAL; + + /* Enable context-sensitive macros. */ + cpp_get_callbacks (pfile)->macro_to_expand = spu_macro_to_expand; + } } void diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 20eb6666f6d..5be864f133f 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2008-07-24 Ben Elliston + + * gcc.target/spu/vector.c: New test. + * gcc.target/spu/vector-ansi.c: Likewise. + 2008-07-23 Manuel Lopez-Ibanez PR 35058 diff --git a/gcc/testsuite/gcc.target/spu/vector-ansi.c b/gcc/testsuite/gcc.target/spu/vector-ansi.c new file mode 100644 index 00000000000..3c086169947 --- /dev/null +++ b/gcc/testsuite/gcc.target/spu/vector-ansi.c @@ -0,0 +1,35 @@ +/* { dg-do compile } */ +/* { dg-options "-ansi" } */ + +/* This is done by spu_internals.h, but we not include it here to keep + down the dependencies. */ + +#ifndef __VECTOR_KEYWORD_SUPPORTED__ +#define vector __vector +#endif + +/* __vector is expanded unconditionally by the preprocessor. */ +__vector int vi; +__vector unsigned char vuc; +__vector signed char vsc; +__vector unsigned short vus; +__vector signed short vss; +__vector unsigned int vui; +__vector signed int vsi; +__vector unsigned long long ull; +__vector signed long long sll; +__vector float vf; +__vector double vd; + +/* vector is expanded by the define above, regardless of context. */ +vector int vi; +vector unsigned char vuc; +vector signed char vsc; +vector unsigned short vus; +vector signed short vss; +vector unsigned int vui; +vector signed int vsi; +vector unsigned long long ull; +vector signed long long sll; +vector float vf; +vector double vd; diff --git a/gcc/testsuite/gcc.target/spu/vector.c b/gcc/testsuite/gcc.target/spu/vector.c new file mode 100644 index 00000000000..237f93b7e58 --- /dev/null +++ b/gcc/testsuite/gcc.target/spu/vector.c @@ -0,0 +1,32 @@ +/* { dg-do compile } */ +/* { dg-options "" } */ + +#ifndef __VECTOR_KEYWORD_SUPPORTED__ +#error __VECTOR_KEYWORD_SUPPORTED__ is not defined +#endif + +/* __vector is expanded unconditionally. */ +__vector int vi; +__vector unsigned char vuc; +__vector signed char vsc; +__vector unsigned short vus; +__vector signed short vss; +__vector unsigned int vui; +__vector signed int vsi; +__vector unsigned long long ull; +__vector signed long long sll; +__vector float vf; +__vector double vd; + +/* vector is expanded conditionally, based on the context. */ +vector int vi; +vector unsigned char vuc; +vector signed char vsc; +vector unsigned short vus; +vector signed short vss; +vector unsigned int vui; +vector signed int vsi; +vector unsigned long long ull; +vector signed long long sll; +vector float vf; +vector double vd;