From 26983c22532f0119ef77c5ad53e622a38a8de81f Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Tue, 14 Sep 2010 17:02:10 +0000 Subject: Turn UNITS_PER_SIMD_WORD into a target hook. 2010-09-14 H.J. Lu * defaults.h (UNITS_PER_SIMD_WORD): Removed. * config/arm/arm.h (UNITS_PER_SIMD_WORD): Likewise. * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise. * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise. * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise. * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise. * target.def: Add units_per_simd_word to vectorize. * targhooks.c (default_units_per_simd_word): New. * targhooks.h (default_units_per_simd_word): Likewise. * config/arm/arm.c (arm_units_per_simd_word): Likewise. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise. * config/mips/mips.c (mips_units_per_simd_word): Likewise. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise. * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Likewise. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise. * config/sparc/sparc.c (sparc_units_per_simd_word): Likewise. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise. * tree-vect-loop.c: Replace UNITS_PER_SIMD_WORD with TARGET_VECTORIZE_UNITS_PER_SIMD_WORD in comments. * tree-vect-stmts.c (get_vectype_for_scalar_type): Replace UNITS_PER_SIMD_WORD with targetm.vectorize.units_per_simd_word. * system.h (UNITS_PER_SIMD_WORD): Poisoned. * config/i386/i386-protos.h (ix86_units_per_simd_word): Removed. * config/i386/i386.c (ix86_units_per_simd_word): Make it static. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): New. * doc/tm.texi.in: Remove UNITS_PER_SIMD_WORD. Add TARGET_VECTORIZE_UNITS_PER_SIMD_WORD. * doc/tm.texi: Regenerated. From-SVN: r164285 --- gcc/targhooks.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'gcc/targhooks.c') diff --git a/gcc/targhooks.c b/gcc/targhooks.c index a0e24c0..046c07f 100644 --- a/gcc/targhooks.c +++ b/gcc/targhooks.c @@ -984,6 +984,15 @@ default_builtin_support_vector_misalignment (enum machine_mode mode, return false; } +/* By default, only attempt to parallelize bitwise operations, and + possibly adds/subtracts using bit-twiddling. */ + +unsigned int +default_units_per_simd_word (enum machine_mode mode ATTRIBUTE_UNUSED) +{ + return UNITS_PER_WORD; +} + /* Determine whether or not a pointer mode is valid. Assume defaults of ptr_mode or Pmode - can be overridden. */ bool -- cgit v1.1