From 7a157266876058eee921323240e4bfd7e5a84fba Mon Sep 17 00:00:00 2001 From: Janne Blomqvist Date: Wed, 31 Jan 2018 16:16:22 +0200 Subject: Use pointer sized array indices. Using pointer sized variables (e.g. size_t / ptrdiff_t) when the variables are used as array indices allows accessing larger arrays, and can be a slight performance improvement due to no need for sign or zero extending, or masking. Regtested on x86_64-pc-linux-gnu. libgfortran/ChangeLog: 2018-01-31 Janne Blomqvist * generated/cshift1_16.c (cshift1): Regenerated. * generated/cshift1_4.c (cshift1): Regenerated. * generated/cshift1_8.c (cshift1): Regenerated. * generated/eoshift1_16.c (eoshift1): Regenerated. * generated/eoshift1_4.c (eoshift1): Regenerated. * generated/eoshift1_8.c (eoshift1): Regenerated. * generated/eoshift3_16.c (eoshift3): Regenerated. * generated/eoshift3_4.c (eoshift3): Regenerated. * generated/eoshift3_8.c (eoshift3): Regenerated. * generated/in_pack_c10.c (internal_pack_c10): Regenerated. * generated/in_pack_c16.c (internal_pack_c16): Regenerated. * generated/in_pack_c4.c (internal_pack_c4): Regenerated. * generated/in_pack_c8.c (internal_pack_c8): Regenerated. * generated/in_pack_i1.c (internal_pack_1): Regenerated. * generated/in_pack_i16.c (internal_pack_16): Regenerated. * generated/in_pack_i2.c (internal_pack_2): Regenerated. * generated/in_pack_i4.c (internal_pack_4): Regenerated. * generated/in_pack_i8.c (internal_pack_8): Regenerated. * generated/in_pack_r10.c (internal_pack_r10): Regenerated. * generated/in_pack_r16.c (internal_pack_r16): Regenerated. * generated/in_pack_r4.c (internal_pack_r4): Regenerated. * generated/in_pack_r8.c (internal_pack_r8): Regenerated. * generated/in_unpack_c10.c (internal_unpack_c10): Regenerated. * generated/in_unpack_c16.c (internal_unpack_c16): Regenerated. * generated/in_unpack_c4.c (internal_unpack_c4): Regenerated. * generated/in_unpack_c8.c (internal_unpack_c8): Regenerated. * generated/in_unpack_i1.c (internal_unpack_1): Regenerated. * generated/in_unpack_i16.c (internal_unpack_16): Regenerated. * generated/in_unpack_i2.c (internal_unpack_2): Regenerated. * generated/in_unpack_i4.c (internal_unpack_4): Regenerated. * generated/in_unpack_i8.c (internal_unpack_8): Regenerated. * generated/in_unpack_r10.c (internal_unpack_r10): Regenerated. * generated/in_unpack_r16.c (internal_unpack_r16): Regenerated. * generated/in_unpack_r4.c (internal_unpack_r4): Regenerated. * generated/in_unpack_r8.c (internal_unpack_r8): Regenerated. * generated/reshape_c10.c (reshape_c10): Regenerated. * generated/reshape_c16.c (reshape_c16): Regenerated. * generated/reshape_c4.c (reshape_c4): Regenerated. * generated/reshape_c8.c (reshape_c8): Regenerated. * generated/reshape_i16.c (reshape_16): Regenerated. * generated/reshape_i4.c (reshape_4): Regenerated. * generated/reshape_i8.c (reshape_8): Regenerated. * generated/reshape_r10.c (reshape_r10): Regenerated. * generated/reshape_r16.c (reshape_r16): Regenerated. * generated/reshape_r4.c (reshape_r4): Regenerated. * generated/reshape_r8.c (reshape_r8): Regenerated. * generated/shape_i1.c (shape_1): Regenerated. * generated/shape_i16.c (shape_16): Regenerated. * generated/shape_i2.c (shape_2): Regenerated. * generated/shape_i4.c (shape_4): Regenerated. * generated/shape_i8.c (shape_8): Regenerated. * generated/spread_c10.c (spread_scalar_c10): Regenerated. * generated/spread_c16.c (spread_scalar_c16): Regenerated. * generated/spread_c4.c (spread_scalar_c4): Regenerated. * generated/spread_c8.c (spread_scalar_c8): Regenerated. * generated/spread_i1.c (spread_scalar_i1): Regenerated. * generated/spread_i16.c (spread_scalar_i16): Regenerated. * generated/spread_i2.c (spread_scalar_i2): Regenerated. * generated/spread_i4.c (spread_scalar_i4): Regenerated. * generated/spread_i8.c (spread_scalar_i8): Regenerated. * generated/spread_r10.c (spread_scalar_r10): Regenerated. * generated/spread_r16.c (spread_scalar_r16): Regenerated. * generated/spread_r4.c (spread_scalar_r4): Regenerated. * generated/spread_r8.c (spread_scalar_r8): Regenerated. * intrinsics/random.c (jump): Use size_t for array index in loop. (getosrandom): Likewise. (arandom_r4): Make n an index_type. (arandom_r8): Likewise. (arandom_r10): Likewise. (arandom_r16): Likewise. (scramble_seed): Use size_t for array index in loop. * m4/cshift1.m4: Make i an index_type. * m4/eoshift1.m4: Likewise. * m4/eoshift3.m4: Likewise. * m4/in_pack.m4: Make n an index_type. * m4/in_unpack.m4: Likewise. * m4/reshape.m4: Make n and dim index_type's. * m4/shape.m4: Make n an index_type. * m4/spread.m4: Likewise, use index_type argument rather than copying to int. * runtime/bounds.c (bounds_ifunction_return): Make n an index_type. * runtime/in_pack_generic.c (internal_pack): Likewise. * runtime/in_unpack_generic.c (internal_unpack): Make n and size index_type's. From-SVN: r257234 --- libgfortran/generated/spread_i2.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'libgfortran/generated/spread_i2.c') diff --git a/libgfortran/generated/spread_i2.c b/libgfortran/generated/spread_i2.c index f48d66e3713..eeb28999573 100644 --- a/libgfortran/generated/spread_i2.c +++ b/libgfortran/generated/spread_i2.c @@ -227,10 +227,8 @@ spread_i2 (gfc_array_i2 *ret, const gfc_array_i2 *source, void spread_scalar_i2 (gfc_array_i2 *ret, const GFC_INTEGER_2 *source, - const index_type along, const index_type pncopies) + const index_type along, const index_type ncopies) { - int n; - int ncopies = pncopies; GFC_INTEGER_2 * restrict dest; index_type stride; @@ -256,7 +254,7 @@ spread_scalar_i2 (gfc_array_i2 *ret, const GFC_INTEGER_2 *source, dest = ret->base_addr; stride = GFC_DESCRIPTOR_STRIDE(ret,0); - for (n = 0; n < ncopies; n++) + for (index_type n = 0; n < ncopies; n++) { *dest = *source; dest += stride; -- cgit v1.2.1