diff options
Diffstat (limited to '0144-Backport-SME-aarch64-Add-a-result_mode-helper-functi.patch')
| -rw-r--r-- | 0144-Backport-SME-aarch64-Add-a-result_mode-helper-functi.patch | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/0144-Backport-SME-aarch64-Add-a-result_mode-helper-functi.patch b/0144-Backport-SME-aarch64-Add-a-result_mode-helper-functi.patch new file mode 100644 index 0000000..ad6da47 --- /dev/null +++ b/0144-Backport-SME-aarch64-Add-a-result_mode-helper-functi.patch @@ -0,0 +1,81 @@ +From 4553f252c10968037edceba4abe3984dc9bbad2a Mon Sep 17 00:00:00 2001 +From: Richard Sandiford <richard.sandiford@arm.com> +Date: Fri, 1 Dec 2023 08:36:15 +0000 +Subject: [PATCH 045/157] [Backport][SME] aarch64: Add a result_mode helper + function + +Reference: https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=a1bc121c00e30bd1bdaa62d87cbe64eb88e74f45 + +SME will add more intrinsics whose expansion code requires +the mode of the function return value. This patch adds an +associated helper routine. + +gcc/ + * config/aarch64/aarch64-sve-builtins.h + (function_expander::result_mode): New member function. + * config/aarch64/aarch64-sve-builtins-base.cc + (svld234_impl::expand): Use it. + * config/aarch64/aarch64-sve-builtins.cc + (function_expander::get_reg_target): Likewise. +--- + gcc/config/aarch64/aarch64-sve-builtins-base.cc | 2 +- + gcc/config/aarch64/aarch64-sve-builtins.cc | 2 +- + gcc/config/aarch64/aarch64-sve-builtins.h | 9 +++++++++ + 3 files changed, 11 insertions(+), 2 deletions(-) + +diff --git a/gcc/config/aarch64/aarch64-sve-builtins-base.cc b/gcc/config/aarch64/aarch64-sve-builtins-base.cc +index 56c9d75e7..c9bf13792 100644 +--- a/gcc/config/aarch64/aarch64-sve-builtins-base.cc ++++ b/gcc/config/aarch64/aarch64-sve-builtins-base.cc +@@ -1272,7 +1272,7 @@ public: + rtx + expand (function_expander &e) const OVERRIDE + { +- machine_mode tuple_mode = TYPE_MODE (TREE_TYPE (e.call_expr)); ++ machine_mode tuple_mode = e.result_mode (); + insn_code icode = convert_optab_handler (vec_mask_load_lanes_optab, + tuple_mode, e.vector_mode (0)); + return e.use_contiguous_load_insn (icode); +diff --git a/gcc/config/aarch64/aarch64-sve-builtins.cc b/gcc/config/aarch64/aarch64-sve-builtins.cc +index e168c8334..91af96687 100644 +--- a/gcc/config/aarch64/aarch64-sve-builtins.cc ++++ b/gcc/config/aarch64/aarch64-sve-builtins.cc +@@ -2796,7 +2796,7 @@ function_expander::get_fallback_value (machine_mode mode, unsigned int nops, + rtx + function_expander::get_reg_target () + { +- machine_mode target_mode = TYPE_MODE (TREE_TYPE (TREE_TYPE (fndecl))); ++ machine_mode target_mode = result_mode (); + if (!possible_target || GET_MODE (possible_target) != target_mode) + possible_target = gen_reg_rtx (target_mode); + return possible_target; +diff --git a/gcc/config/aarch64/aarch64-sve-builtins.h b/gcc/config/aarch64/aarch64-sve-builtins.h +index 0d130b871..52994cde0 100644 +--- a/gcc/config/aarch64/aarch64-sve-builtins.h ++++ b/gcc/config/aarch64/aarch64-sve-builtins.h +@@ -528,6 +528,8 @@ public: + insn_code direct_optab_handler_for_sign (optab, optab, unsigned int = 0, + machine_mode = E_VOIDmode); + ++ machine_mode result_mode () const; ++ + bool overlaps_input_p (rtx); + + rtx convert_to_pmode (rtx); +@@ -877,6 +879,13 @@ function_base::call_properties (const function_instance &instance) const + return flags; + } + ++/* Return the mode of the result of a call. */ ++inline machine_mode ++function_expander::result_mode () const ++{ ++ return TYPE_MODE (TREE_TYPE (TREE_TYPE (fndecl))); ++} ++ + } + + #endif +-- +2.33.0 + |