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cpu: cris: drop some unused vars

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These fix unused variable warnings in the generated sim.
This commit is contained in:
Mike Frysinger
2023-12-18 21:43:07 -05:00
parent fa88a361f9
commit e9026cfbcf
3 changed files with 11 additions and 9 deletions
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10
cpu/cris.cpu
View File

@@ -2598,10 +2598,11 @@
"move ${Ps},${Rd-sfield}"
(+ Ps RFIX_MOVE_S_R MODE_REGISTER SIZE_FIXED Rd-sfield)
(sequence
((SI grno) (SI prno) (SI newval))
((SI prno) (SI newval))
(set prno (regno Ps))
; CGEN-FIXME: Can't use the following and then "grno" below because
; CGEN will emit a "tmp_grno" *also* in decodev32.c:crisv32f_decode
; CGEN-FIXME: Can't declare (SI grno), then the following, and then
; "grno" below because CGEN will emit a "tmp_grno" *also* in
; decodev32.c:crisv32f_decode. So inline RD-sfield below.
; (set grno (regno Rd-sfield))
(set newval Ps)
(.splice
@@ -3838,7 +3839,8 @@
(+ Rd MODE_REGISTER RFIX_BTST SIZE_FIXED Rs)
(sequence
((SI tmpd) (SI cnt))
(set tmpd (sll Rd (sub 31 (and Rs 31))))
(set cnt (sub 31 (and Rs 31)))
(set tmpd (sll Rd cnt))
(setf-move SI tmpd))
)

4
sim/cris/semcrisv10f-switch.c
View File

@@ -3181,7 +3181,6 @@ cgen_rtx_error (current_cpu, "move-r-spr: trying to set a read-only special regi
vpc = SEM_NEXT_VPC (sem_arg, pc, 2);
{
SI tmp_grno;
SI tmp_prno;
SI tmp_newval;
tmp_prno = FLD (f_operand2);
@@ -11778,7 +11777,8 @@ SET_H_VBIT_MOVE (0);
{
SI tmp_tmpd;
SI tmp_cnt;
tmp_tmpd = SLLSI (GET_H_GR (FLD (f_operand2)), SUBSI (31, ANDSI (GET_H_GR (FLD (f_operand1)), 31)));
tmp_cnt = SUBSI (31, ANDSI (GET_H_GR (FLD (f_operand1)), 31));
tmp_tmpd = SLLSI (GET_H_GR (FLD (f_operand2)), tmp_cnt);
{
{
BI opval = LTSI (tmp_tmpd, 0);

6
sim/cris/semcrisv32f-switch.c
View File

@@ -265,7 +265,7 @@ This file is part of the GNU simulators.
/* If hyper-fast [well not unnecessarily slow] execution is selected, turn
off frills like tracing and profiling. */
/* FIXME: A better way would be to have TRACE_RESULT check for something
/* FIXME: A better way would be to have CGEN_TRACE_RESULT check for something
that can cause it to be optimized out. Another way would be to emit
special handlers into the instruction "stream". */
@@ -3108,7 +3108,6 @@ cgen_rtx_error (current_cpu, "move-r-spr: trying to set a read-only special regi
vpc = SEM_NEXT_VPC (sem_arg, pc, 2);
{
SI tmp_grno;
SI tmp_prno;
SI tmp_newval;
tmp_prno = FLD (f_operand2);
@@ -12048,7 +12047,8 @@ SET_H_VBIT_MOVE (0);
{
SI tmp_tmpd;
SI tmp_cnt;
tmp_tmpd = SLLSI (GET_H_GR (FLD (f_operand2)), SUBSI (31, ANDSI (GET_H_GR (FLD (f_operand1)), 31)));
tmp_cnt = SUBSI (31, ANDSI (GET_H_GR (FLD (f_operand1)), 31));
tmp_tmpd = SLLSI (GET_H_GR (FLD (f_operand2)), tmp_cnt);
{
{
BI opval = LTSI (tmp_tmpd, 0);