xxxx-xx-xx Claudiu Zissulescu <claz...@synopsys.com>
* config/arc/arc.opt (mcode-density-frame): Get the inital value
from TARGET_CODE_DENSITY_FRAME_DEFAULT.
* config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define it
to 1.
* config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define
it to 0.
---
gcc/config/arc/arc.c | 5 ++++-
gcc/config/arc/arc.md | 20 ++++++++++----------
gcc/config/arc/arc.opt | 2 +-
gcc/config/arc/elf.h | 4 ++++
gcc/config/arc/linux.h | 4 ++++
5 files changed, 23 insertions(+), 12 deletions(-)
diff --git a/gcc/config/arc/arc.c b/gcc/config/arc/arc.c
index 0b18e677735..9e086477027 100644
--- a/gcc/config/arc/arc.c
+++ b/gcc/config/arc/arc.c
@@ -1292,6 +1292,9 @@ arc_override_options (void)
if (arc_size_opt_level == 3)
optimize_size = 1;
+ if (TARGET_V2 && optimize_size && (ATTRIBUTE_PCS == 2))
+ TARGET_CODE_DENSITY_FRAME = 1;
+
if (flag_pic)
{
/* If we had SDATA enabled, still don't use GP when pic is
@@ -3188,7 +3191,7 @@ arc_save_callee_enter (unsigned int gmask,
reg = gen_rtx_SET (stack_pointer_rtx,
plus_constant (Pmode,
stack_pointer_rtx,
- nregs * UNITS_PER_WORD));
+ -nregs * UNITS_PER_WORD));
RTX_FRAME_RELATED_P (reg) = 1;
XVECEXP (insn, 0, indx++) = reg;
off = nregs * UNITS_PER_WORD;
diff --git a/gcc/config/arc/arc.md b/gcc/config/arc/arc.md
index 54d073107a8..c64a7fdb653 100644
--- a/gcc/config/arc/arc.md
+++ b/gcc/config/arc/arc.md
@@ -6442,7 +6442,7 @@ core_3, archs4x, archs4xd, archs4xd_slow"
(plus:SI (reg:SI SP_REG)
(match_operand 1 "immediate_operand" "")))
(set (mem:SI (plus:SI (reg:SI SP_REG)
- (match_dup 1)))
+ (match_operand 2 "immediate_operand"
"")))
(reg:SI 13))])]
"TARGET_CODE_DENSITY"
{
@@ -6450,14 +6450,14 @@ core_3, archs4x, archs4xd, archs4xd_slow"
rtx tmp = XVECEXP (operands[0], 0, len - 1);
if (MEM_P (XEXP (tmp, 0)))
{
- operands[2] = XEXP (tmp, 1);
- return "enter_s\\t{r13-%2} ; sp=sp-%1";
+ operands[3] = XEXP (tmp, 1);
+ return "enter_s\\t{r13-%3} ; sp=sp+(%1)";
}
else
{
tmp = XVECEXP (operands[0], 0, len - 3);
- operands[2] = XEXP (tmp, 1);
- return "enter_s\\t{r13-%2, fp} ; sp=sp-%1";
+ operands[3] = XEXP (tmp, 1);
+ return "enter_s\\t{r13-%3, fp} ; sp=sp+(%1)";
}
}
[(set_attr "type" "call_no_delay_slot")
@@ -6469,7 +6469,7 @@ core_3, archs4x, archs4xd, archs4xd_slow"
(plus:SI (reg:SI SP_REG)
(match_operand 1 "immediate_operand" "")))
(set (mem:SI (plus:SI (reg:SI SP_REG)
- (match_dup 1)))
+ (match_operand 2 "immediate_operand"
"")))
(reg:SI RETURN_ADDR_REGNUM))])]
"TARGET_CODE_DENSITY"
{
@@ -6477,14 +6477,14 @@ core_3, archs4x, archs4xd, archs4xd_slow"
rtx tmp = XVECEXP (operands[0], 0, len - 1);
if (MEM_P (XEXP (tmp, 0)))
{
- operands[2] = XEXP (tmp, 1);
- return "enter_s\\t{r13-%2, blink} ; sp=sp-%1";
+ operands[3] = XEXP (tmp, 1);
+ return "enter_s\\t{r13-%3, blink} ; sp=sp+(%1)";
}
else
{
tmp = XVECEXP (operands[0], 0, len - 3);
- operands[2] = XEXP (tmp, 1);
- return "enter_s\\t{r13-%2, fp, blink} ; sp=sp-%1";
+ operands[3] = XEXP (tmp, 1);
+ return "enter_s\\t{r13-%3, fp, blink} ; sp=sp+(%1)";
}
}
[(set_attr "type" "call_no_delay_slot")
diff --git a/gcc/config/arc/arc.opt b/gcc/config/arc/arc.opt
index a5271cbbceb..567df30951f 100644
--- a/gcc/config/arc/arc.opt
+++ b/gcc/config/arc/arc.opt
@@ -537,5 +537,5 @@ Target Report Var(TARGET_BRANCH_INDEX)
Init(DEFAULT_BRANCH_INDEX)
Enable use of BI/BIH instructions when available.
mcode-density-frame
-Target Report Var(TARGET_CODE_DENSITY_FRAME)
+Target Report Var(TARGET_CODE_DENSITY_FRAME)
Init(TARGET_CODE_DENSITY_FRAME_DEFAULT)
Enable ENTER_S and LEAVE_S opcodes for ARCv2.
diff --git a/gcc/config/arc/elf.h b/gcc/config/arc/elf.h
index 8f9bec05606..651741f3342 100644
--- a/gcc/config/arc/elf.h
+++ b/gcc/config/arc/elf.h
@@ -98,3 +98,7 @@ along with GCC; see the file COPYING3. If not see
fixed_regs[GP_REG] = 0; \
arc_regno_reg_class[GP_REG] = GENERAL_REGS; \
}
+
+/* Enter/Leave ops are default on for elf targets. */
+#undef TARGET_CODE_DENSITY_FRAME_DEFAULT
+#define TARGET_CODE_DENSITY_FRAME_DEFAULT 0
diff --git a/gcc/config/arc/linux.h b/gcc/config/arc/linux.h
index 6c8a7b46296..270ca907d87 100644
--- a/gcc/config/arc/linux.h
+++ b/gcc/config/arc/linux.h
@@ -133,3 +133,7 @@ along with GCC; see the file COPYING3. If not see
fun = gen_rtx_SYMBOL_REF (Pmode, "_mcount"); \
emit_library_call (fun, LCT_NORMAL, VOIDmode, rt, Pmode); \
}
+
+/* Enter/Leave ops are default off for linux targets. */
+#undef TARGET_CODE_DENSITY_FRAME_DEFAULT
+#define TARGET_CODE_DENSITY_FRAME_DEFAULT 0
--
2.20.1
