From 9f54ba8f7dfb00d834893a746db141a409778ad9 Mon Sep 17 00:00:00 2001 From: Claudiu Zissulescu Date: Wed, 6 Mar 2019 11:45:51 +0100 Subject: [PATCH] [ARC] Fix logic set UNALIGNED_ACCESS gcc/ xxxx-xx-xx Claudiu Zissulescu * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on unaligned_access variable. * config/arc/arc.c (arc_override_options): Set unaligned access default on for HS CPUs. * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic. From-SVN: r269417 --- gcc/ChangeLog | 8 ++++++++ gcc/config/arc/arc-c.def | 2 +- gcc/config/arc/arc.c | 4 ++++ gcc/config/arc/arc.h | 2 +- 4 files changed, 14 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2603a777ee1..3408e67b2c5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2019-03-06 Claudiu Zissulescu + + * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on + unaligned_access variable. + * config/arc/arc.c (arc_override_options): Set unaligned access + default on for HS CPUs. + * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic. + 2019-03-06 Martin Liska PR gcov-profile/89577 diff --git a/gcc/config/arc/arc-c.def b/gcc/config/arc/arc-c.def index 9c0ba2c9c29..9472b48aa7b 100644 --- a/gcc/config/arc/arc-c.def +++ b/gcc/config/arc/arc-c.def @@ -29,7 +29,7 @@ ARC_C_DEF ("__ARC_MUL64__", TARGET_MUL64_SET) ARC_C_DEF ("__ARC_MUL32BY16__", TARGET_MULMAC_32BY16_SET) ARC_C_DEF ("__ARC_SIMD__", TARGET_SIMD_SET) ARC_C_DEF ("__ARC_RF16__", TARGET_RF16) -ARC_C_DEF ("__ARC_UNALIGNED__", !STRICT_ALIGNMENT) +ARC_C_DEF ("__ARC_UNALIGNED__", unaligned_access) ARC_C_DEF ("__ARC_BARREL_SHIFTER__", TARGET_BARREL_SHIFTER) diff --git a/gcc/config/arc/arc.c b/gcc/config/arc/arc.c index de2c8d5df9c..3b8c29981b9 100644 --- a/gcc/config/arc/arc.c +++ b/gcc/config/arc/arc.c @@ -1313,6 +1313,10 @@ arc_override_options (void) if (TARGET_LONG_CALLS_SET) target_flags &= ~MASK_MILLICODE_THUNK_SET; + /* Set unaligned to all HS cpus. */ + if (!global_options_set.x_unaligned_access && TARGET_HS) + unaligned_access = 1; + /* These need to be done at start up. It's convenient to do them here. */ arc_init (); } diff --git a/gcc/config/arc/arc.h b/gcc/config/arc/arc.h index 12b4b62bba7..894eb394600 100644 --- a/gcc/config/arc/arc.h +++ b/gcc/config/arc/arc.h @@ -285,7 +285,7 @@ if (GET_MODE_CLASS (MODE) == MODE_INT \ /* On the ARC the lower address bits are masked to 0 as necessary. The chip won't croak when given an unaligned address, but the insn will still fail to produce the correct result. */ -#define STRICT_ALIGNMENT (!unaligned_access && !TARGET_HS) +#define STRICT_ALIGNMENT (!unaligned_access) /* Layout of source language data types. */ -- 2.30.2