From 450c1ffe7717b814b69154b2ab0f66239a8820ba Mon Sep 17 00:00:00 2001 From: Walter Lee Date: Sat, 25 Jan 2014 20:23:42 +0000 Subject: [PATCH] tilegx.c (tilegx_expand_builtin): Set PREFETCH_SCHEDULE_BARRIER_P to true for prefetches. 2014-01-25 Walter Lee * config/tilegx/tilegx.c (tilegx_expand_builtin): Set PREFETCH_SCHEDULE_BARRIER_P to true for prefetches. * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto. From-SVN: r207080 --- gcc/ChangeLog | 8 +++++++- gcc/config/tilegx/tilegx.c | 6 ++++++ gcc/config/tilepro/tilepro.c | 6 ++++++ 3 files changed, 19 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 921b0ce6419..a4f5fd5ccfc 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ -2014-01-25 Richard Sandiford +2014-01-25 Walter Lee + * config/tilegx/tilegx.c (tilegx_expand_builtin): Set + PREFETCH_SCHEDULE_BARRIER_P to true for prefetches. + * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto. + +2014-01-25 Richard Sandiford + * config/mips/constraints.md (kl): Delete. * config/mips/mips.md (divmod4, udivmod4): Turn into define expands, using... diff --git a/gcc/config/tilegx/tilegx.c b/gcc/config/tilegx/tilegx.c index 85a46f798e1..c1686213f9f 100644 --- a/gcc/config/tilegx/tilegx.c +++ b/gcc/config/tilegx/tilegx.c @@ -3570,6 +3570,12 @@ tilegx_expand_builtin (tree exp, } if (!pat) return NULL_RTX; + + /* If we are generating a prefetch, tell the scheduler not to move + it around. */ + if (GET_CODE (pat) == PREFETCH) + PREFETCH_SCHEDULE_BARRIER_P (pat) = true; + emit_insn (pat); if (nonvoid) diff --git a/gcc/config/tilepro/tilepro.c b/gcc/config/tilepro/tilepro.c index 615d49040bc..74f88008fc7 100644 --- a/gcc/config/tilepro/tilepro.c +++ b/gcc/config/tilepro/tilepro.c @@ -3184,6 +3184,12 @@ tilepro_expand_builtin (tree exp, } if (!pat) return NULL_RTX; + + /* If we are generating a prefetch, tell the scheduler not to move + it around. */ + if (GET_CODE (pat) == PREFETCH) + PREFETCH_SCHEDULE_BARRIER_P (pat) = true; + emit_insn (pat); if (nonvoid) -- 2.30.2