This patch sets the relevant .rl bits on amo operations.
2022-03-31 Patrick O'Neill <patr...@rivosinc.com>
* riscv.cc (riscv_print_operand): change behavior of %A to
include release bits.
Signed-off-by: Patrick O'Neill <patr...@rivosinc.com>
---
gcc/config/riscv/riscv.cc | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc
index ee756aab694..813e771bec7 100644
--- a/gcc/config/riscv/riscv.cc
+++ b/gcc/config/riscv/riscv.cc
@@ -3652,8 +3652,13 @@ riscv_print_operand (FILE *file, rtx op, int letter)
break;
case 'A':
- if (riscv_memmodel_needs_amo_acquire ((enum memmodel) INTVAL (op)))
+ if (riscv_memmodel_needs_amo_acquire ((enum memmodel) INTVAL (op)) &&
+ riscv_memmodel_needs_release_fence ((enum memmodel) INTVAL (op)))
+ fputs (".aqrl", file);
+ else if (riscv_memmodel_needs_amo_acquire ((enum memmodel) INTVAL (op)))
fputs (".aq", file);
+ else if (riscv_memmodel_needs_release_fence ((enum memmodel) INTVAL
(op)))
+ fputs (".rl", file);
break;
case 'F':
--
2.25.1
