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-rw-r--r--gcc/ChangeLog27
-rw-r--r--gcc/config/arc/arc-protos.h4
-rw-r--r--gcc/config/arc/arc.c222
-rw-r--r--gcc/config/arc/arc.md215
-rw-r--r--gcc/config/arc/constraints.md22
-rw-r--r--gcc/testsuite/ChangeLog17
-rw-r--r--gcc/testsuite/gcc.target/arc/and-cnst-size.c16
-rw-r--r--gcc/testsuite/gcc.target/arc/arc700-stld-hazard.c5
-rw-r--r--gcc/testsuite/gcc.target/arc/cmem-1.c6
-rw-r--r--gcc/testsuite/gcc.target/arc/cmem-2.c6
-rw-r--r--gcc/testsuite/gcc.target/arc/cmem-3.c6
-rw-r--r--gcc/testsuite/gcc.target/arc/cmem-4.c6
-rw-r--r--gcc/testsuite/gcc.target/arc/cmem-5.c6
-rw-r--r--gcc/testsuite/gcc.target/arc/cmem-6.c6
-rw-r--r--gcc/testsuite/gcc.target/arc/loop-4.c3
-rw-r--r--gcc/testsuite/gcc.target/arc/mov-cnst-size.c42
-rw-r--r--gcc/testsuite/gcc.target/arc/movh_cl-1.c2
-rw-r--r--gcc/testsuite/gcc.target/arc/or-cnst-size.c16
-rw-r--r--gcc/testsuite/gcc.target/arc/sdata-3.c20
-rw-r--r--gcc/testsuite/gcc.target/arc/store-merge-1.c2
20 files changed, 495 insertions, 154 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5c13d42..a69a656 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,30 @@
+2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
+
+ * config/arc/arc-protos.h (arc_check_ior_const): Declare.
+ (arc_split_ior): Likewise.
+ (arc_check_mov_const): Likewise.
+ (arc_split_mov_const): Likewise.
+ * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
+ (arc_rtx_costs): Replace check Crr with Cax constraint.
+ (prepare_move_operands): Cleanup, remove unused code.
+ (arc_split_ior): New function.
+ (arc_check_ior_const): Likewise.
+ (arc_split_mov_const): Likewise.
+ (arc_check_mov_const): Likewise.
+ * config/arc/arc.md (movsi_insn): Restructure it, and convert it
+ in define_insn_and_split pattern.
+ (iorsi3): Likewise.
+ (mulsi3_v2): Add new matching variant.
+ (andsi3_i): Cleanup pattern.
+ (rotrsi3_cnt1): Update pattern.
+ (rotrsi3_cnt8): New pattern.
+ (ashlsi2_cnt8): Likewise.
+ (ashlsi2_cnt16): Likewise.
+ * config/arc/constraints.md (C0p): Update constraint.
+ (Crr): Remove it.
+ (C0x): New pattern.
+ (Cax): New pattern.
+
2019-06-10 Martin Liska <mliska@suse.cz>
* ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
diff --git a/gcc/config/arc/arc-protos.h b/gcc/config/arc/arc-protos.h
index ac0de6b..f501bc3 100644
--- a/gcc/config/arc/arc-protos.h
+++ b/gcc/config/arc/arc-protos.h
@@ -48,6 +48,10 @@ extern bool arc_is_uncached_mem_p (rtx);
extern bool gen_operands_ldd_std (rtx *operands, bool load, bool commute);
extern bool arc_check_multi (rtx, bool);
extern void arc_adjust_reg_alloc_order (void);
+extern bool arc_check_ior_const (HOST_WIDE_INT );
+extern void arc_split_ior (rtx *);
+extern bool arc_check_mov_const (HOST_WIDE_INT );
+extern bool arc_split_mov_const (rtx *);
#endif /* RTX_CODE */
extern unsigned int arc_compute_frame_size (int);
diff --git a/gcc/config/arc/arc.c b/gcc/config/arc/arc.c
index bce1899..04ca554 100644
--- a/gcc/config/arc/arc.c
+++ b/gcc/config/arc/arc.c
@@ -4223,7 +4223,7 @@ arc_print_operand (FILE *file, rtx x, int code)
case 'z':
if (GET_CODE (x) == CONST_INT)
- fprintf (file, "%d",exact_log2(INTVAL (x)) );
+ fprintf (file, "%d",exact_log2 (INTVAL (x) & 0xffffffff));
else
output_operand_lossage ("invalid operand to %%z code");
@@ -5588,9 +5588,6 @@ arc_rtx_costs (rtx x, machine_mode mode, int outer_code,
if (satisfies_constraint_C0p (x)) /* bxor */
nolimm = fast = condexec = true;
break;
- case SET:
- if (satisfies_constraint_Crr (x)) /* ror b,u6 */
- nolimm = true;
default:
break;
}
@@ -9079,31 +9076,6 @@ prepare_move_operands (rtx *operands, machine_mode mode)
MEM_COPY_ATTRIBUTES (pat, operands[0]);
operands[0] = pat;
}
- if (!cse_not_expected)
- {
- rtx pat = XEXP (operands[0], 0);
-
- pat = arc_legitimize_address_0 (pat, pat, mode);
- if (pat)
- {
- pat = change_address (operands[0], mode, pat);
- MEM_COPY_ATTRIBUTES (pat, operands[0]);
- operands[0] = pat;
- }
- }
- }
-
- if (MEM_P (operands[1]) && !cse_not_expected)
- {
- rtx pat = XEXP (operands[1], 0);
-
- pat = arc_legitimize_address_0 (pat, pat, mode);
- if (pat)
- {
- pat = change_address (operands[1], mode, pat);
- MEM_COPY_ATTRIBUTES (pat, operands[1]);
- operands[1] = pat;
- }
}
return false;
@@ -11448,6 +11420,198 @@ arc_memory_move_cost (machine_mode mode,
return (2 * GET_MODE_SIZE (mode));
}
+/* Split an OR instruction into multiple BSET/OR instructions in a
+ attempt to avoid long immediate constants. The next strategies are
+ employed when destination is 'q' reg.
+
+ 1. if there are up to three bits set in the mask, a succession of
+ three bset instruction will be emitted:
+ OR rA, rB, mask ->
+ BSET(_S) rA,rB,mask1/BSET_S rA,rA,mask2/BSET_S rA,rA,mask3
+
+ 2. if the lower 6 bits of the mask is set and there is only one
+ bit set in the upper remaining bits then we will emit one bset and
+ one OR instruction:
+ OR rA, rB, mask -> OR rA,rB,mask1/BSET_S rA,mask2
+
+ 3. otherwise an OR with limm will be emmitted. */
+
+void
+arc_split_ior (rtx *operands)
+{
+ unsigned HOST_WIDE_INT mask, maskx;
+ rtx op1 = operands[1];
+
+ gcc_assert (CONST_INT_P (operands[2]));
+ mask = INTVAL (operands[2]) & 0xffffffff;
+
+ if (__builtin_popcount (mask) > 3 || (mask & 0x3f))
+ {
+ maskx = mask & 0x3f;
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_IOR (SImode, op1, GEN_INT (maskx))));
+ op1 = operands[0];
+ mask &= ~maskx;
+ }
+
+ switch (__builtin_popcount (mask))
+ {
+ case 3:
+ maskx = 1 << (__builtin_ffs (mask) - 1);
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_IOR (SImode, op1, GEN_INT (maskx))));
+ mask &= ~maskx;
+ op1 = operands[0];
+ /* FALLTHRU */
+ case 2:
+ maskx = 1 << (__builtin_ffs (mask) - 1);
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_IOR (SImode, op1, GEN_INT (maskx))));
+ mask &= ~maskx;
+ op1 = operands[0];
+ /* FALLTHRU */
+ case 1:
+ maskx = 1 << (__builtin_ffs (mask) - 1);
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_IOR (SImode, op1, GEN_INT (maskx))));
+ break;
+ default:
+ break;
+ }
+}
+
+/* Helper to check C0x constraint. */
+
+bool
+arc_check_ior_const (HOST_WIDE_INT ival)
+{
+ unsigned int mask = (unsigned int) (ival & 0xffffffff);
+ if (__builtin_popcount (mask) <= 3)
+ return true;
+ if (__builtin_popcount (mask & ~0x3f) <= 1)
+ return true;
+ return false;
+}
+
+/* Split a mov with long immediate instruction into smaller, size
+ friendly instructions. */
+
+bool
+arc_split_mov_const (rtx *operands)
+{
+ unsigned HOST_WIDE_INT ival;
+ HOST_WIDE_INT shimm;
+ machine_mode mode = GET_MODE (operands[0]);
+
+ /* Manage a constant. */
+ gcc_assert (CONST_INT_P (operands[1]));
+ ival = INTVAL (operands[1]) & 0xffffffff;
+
+ if (SIGNED_INT12 (ival))
+ return false;
+
+ /* 1. Check if we can just rotate limm by 8 but using ROR8. */
+ if (TARGET_BARREL_SHIFTER && TARGET_V2
+ && ((ival & ~0x3f000000) == 0))
+ {
+ shimm = (ival >> 24) & 0x3f;
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_ROTATERT (mode, GEN_INT (shimm),
+ GEN_INT (8))));
+ return true;
+ }
+ /* 2. Check if we can just shift by 8 to fit into the u6 of LSL8. */
+ if (TARGET_BARREL_SHIFTER && TARGET_V2
+ && ((ival & ~0x3f00) == 0))
+ {
+ shimm = (ival >> 8) & 0x3f;
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_ASHIFT (mode, GEN_INT (shimm),
+ GEN_INT (8))));
+ return true;
+ }
+
+ /* 3. Check if we can just shift by 16 to fit into the u6 of LSL16. */
+ if (TARGET_BARREL_SHIFTER && TARGET_V2
+ && ((ival & ~0x3f0000) == 0))
+ {
+ shimm = (ival >> 16) & 0x3f;
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_ASHIFT (mode, GEN_INT (shimm),
+ GEN_INT (16))));
+ return true;
+ }
+
+ /* 4. Check if we can do something like mov_s h,u8 / asl_s ra,h,#nb. */
+ if (((ival >> (__builtin_ffs (ival) - 1)) & 0xffffff00) == 0
+ && TARGET_BARREL_SHIFTER)
+ {
+ HOST_WIDE_INT shift = __builtin_ffs (ival);
+ shimm = (ival >> (shift - 1)) & 0xff;
+ emit_insn (gen_rtx_SET (operands[0], GEN_INT (shimm)));
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_ASHIFT (mode, operands[0],
+ GEN_INT (shift - 1))));
+ return true;
+ }
+
+ /* 5. Check if we can just rotate the limm, useful when no barrel
+ shifter is present. */
+ if ((ival & ~0x8000001f) == 0)
+ {
+ shimm = (ival * 2 + 1) & 0x3f;
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_ROTATERT (mode, GEN_INT (shimm),
+ const1_rtx)));
+ return true;
+ }
+
+ /* 6. Check if we can do something with bmask. */
+ if (IS_POWEROF2_P (ival + 1))
+ {
+ emit_insn (gen_rtx_SET (operands[0], constm1_rtx));
+ emit_insn (gen_rtx_SET (operands[0],
+ gen_rtx_AND (mode, operands[0],
+ GEN_INT (ival))));
+ return true;
+ }
+
+ return false;
+}
+
+/* Helper to check Cax constraint. */
+
+bool
+arc_check_mov_const (HOST_WIDE_INT ival)
+{
+ ival = ival & 0xffffffff;
+
+ if ((ival & ~0x8000001f) == 0)
+ return true;
+
+ if (IS_POWEROF2_P (ival + 1))
+ return true;
+
+ /* The next rules requires a barrel shifter. */
+ if (!TARGET_BARREL_SHIFTER)
+ return false;
+
+ if (((ival >> (__builtin_ffs (ival) - 1)) & 0xffffff00) == 0)
+ return true;
+
+ if ((ival & ~0x3f00) == 0)
+ return true;
+
+ if ((ival & ~0x3f0000) == 0)
+ return true;
+
+ if ((ival & ~0x3f000000) == 0)
+ return true;
+
+ return false;
+}
+
+
#undef TARGET_USE_ANCHORS_FOR_SYMBOL_P
#define TARGET_USE_ANCHORS_FOR_SYMBOL_P arc_use_anchors_for_symbol_p
diff --git a/gcc/config/arc/arc.md b/gcc/config/arc/arc.md
index ce1004c..528e344 100644
--- a/gcc/config/arc/arc.md
+++ b/gcc/config/arc/arc.md
@@ -749,66 +749,63 @@ core_3, archs4x, archs4xd, archs4xd_slow"
; In order to allow the ccfsm machinery to do its work, the leading compact
; alternatives say 'canuse' - there is another alternative that will match
; when the condition codes are used.
-; Rcq won't match if the condition is actually used; to avoid a spurious match
-; via q, q is inactivated as constraint there.
-; Likewise, the length of an alternative that might be shifted to conditional
+; The length of an alternative that might be shifted to conditional
; execution must reflect this, lest out-of-range branches are created.
; the iscompact attribute allows the epilogue expander to know for which
; insns it should lengthen the return insn.
-; N.B. operand 1 of alternative 7 expands into pcl,symbol@gotpc .
-(define_insn "*movsi_insn" ; 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
- [(set (match_operand:SI 0 "move_dest_operand" "=Rcq,Rcq#q, w,Rcq#q, h,wl, w, w, w, w, w,???w, ?w, w,Rcq#q, h, wl,Rcq, S, Us<,RcqRck,!*x, r,!*Rsd,!*Rcd,r,Ucm, Usd,m,???m, m,VUsc")
- (match_operand:SI 1 "move_src_operand" " cL, cP,Rcq#q, P,hCm1,cL, I,Crr,Clo,Chi,Cbi,?Rac,Cpc,Clb, ?Cal,Cal,?Cal,Uts,Rcq,RcqRck, Us>,Usd,Ucm, Usd, Ucd,m, w,!*Rzd,c,?Rac,Cm3, C32"))]
+(define_insn_and_split "*movsi_insn" ; 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
+ [(set (match_operand:SI 0 "move_dest_operand" "=q, q,r,q, h,rl, r, r, r, r, ?r, r, q, h, rl, q, S, Us<,RcqRck,!*x, r,!*Rsd,!*Rcd,r,Ucm, Usd,m, m,VUsc")
+ (match_operand:SI 1 "move_src_operand" "rL,rP,q,P,hCm1,rL, I,Clo,Chi,Cbi,Cpc,Clb,Cax,Cal,Cal,Uts,Rcq,RcqRck, Us>,Usd,Ucm, Usd, Ucd,m, r,!*Rzd,r,Cm3, C32"))]
"register_operand (operands[0], SImode)
|| register_operand (operands[1], SImode)
|| (CONSTANT_P (operands[1])
- /* Don't use a LIMM that we could load with a single insn - we loose
- delay-slot filling opportunities. */
- && !satisfies_constraint_I (operands[1])
+ && (!satisfies_constraint_I (operands[1]) || !optimize_size)
&& satisfies_constraint_Usc (operands[0]))
|| (satisfies_constraint_Cm3 (operands[1])
&& memory_operand (operands[0], SImode))"
"@
- mov%? %0,%1%& ;0
- mov%? %0,%1%& ;1
- mov%? %0,%1%& ;2
- mov%? %0,%1%& ;3
- mov%? %0,%1%& ;4
- mov%? %0,%1 ;5
- mov%? %0,%1 ;6
- ror %0,((%1*2+1) & 0x3f) ;7
- movl.cl %0,%1 ;8
- movh.cl %0,%L1>>16 ;9
- * return INTVAL (operands[1]) & 0xffffff ? \"movbi.cl %0,%1 >> %p1,%p1,8;10\" : \"movbi.cl %0,%L1 >> 24,24,8;10\";
- mov%? %0,%1 ;11
- add %0,%1 ;12
- add %0,pcl,%1@pcl ;13
- mov%? %0,%j1 ;14
- mov%? %0,%j1 ;15
- mov%? %0,%j1 ;16
- ld%? %0,%1 ;17
- st%? %1,%0%& ;18
- * return arc_short_long (insn, \"push%? %1%&\", \"st%U0 %1,%0%&\");
- * return arc_short_long (insn, \"pop%? %0%&\", \"ld%U1 %0,%1%&\");
- ld%? %0,%1%& ;21
- xld%U1 %0,%1 ;22
- ld%? %0,%1%& ;23
- ld%? %0,%1%& ;24
- ld%U1%V1 %0,%1 ;25
- xst%U0 %1,%0 ;26
- st%? %1,%0%& ;27
- st%U0%V0 %1,%0 ;28
- st%U0%V0 %1,%0 ;29
- st%U0%V0 %1,%0 ;30
- st%U0%V0 %1,%0 ;31"
- ; 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
- [(set_attr "type" "move, move, move,move,move, move, move,two_cycle_core,shift,shift,shift, move,binary,binary, move, move, move,load,store,store,load,load, load,load,load, load,store,store,store,store,store,store")
- (set_attr "iscompact" "maybe,maybe,maybe,true,true,false,false, false,false,false,false,false, false, false,maybe_limm,maybe_limm,false,true, true, true,true,true,false,true,true,false,false, true,false,false,false,false")
- ; Use default length for iscompact to allow for COND_EXEC. But set length
- ; of Crr to 4.
- (set_attr "length" "*,*,*,*,*,4,4,4,4,4,4,4,8,8,*,*,*,*,*,*,*,*,4,*,4,*,*,*,*,*,*,8")
- (set_attr "predicable" "yes,no,yes,no,no,yes,no,no,no,no,no,yes,no,no,yes,yes,yes,no,no,no,no,no,no,no,no,no,no,no,no,no,no,no")
- (set_attr "cpu_facility" "av1,av1,av1,av2,av2,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,av2,av2,*,*,av2,*,*,av2,*")])
+ mov%?\\t%0,%1 ;0
+ mov%?\\t%0,%1 ;1
+ mov%?\\t%0,%1 ;2
+ mov%?\\t%0,%1 ;3
+ mov%?\\t%0,%1 ;4
+ mov%?\\t%0,%1 ;5
+ mov%?\\t%0,%1 ;6
+ movl.cl\\t %0,%1 ;7
+ movh.cl\\t %0,%L1>>16 ;8
+ * return INTVAL (operands[1]) & 0xffffff ? \"movbi.cl\\t%0,%1 >> %p1,%p1,8;9\" : \"movbi.cl\\t%0,%L1 >> 24,24,8;9\";
+ add\\t%0,%1 ;10
+ add\\t%0,pcl,%1@pcl ;11
+ #
+ mov%?\\t%0,%j1 ;13
+ mov%?\\t%0,%j1 ;14
+ ld%?\\t%0,%1 ;15
+ st%?\\t %1,%0 ;16
+ * return arc_short_long (insn, \"push%?\\t%1%&\", \"st%U0\\t%1,%0%&\");
+ * return arc_short_long (insn, \"pop%?\\t%0%&\", \"ld%U1\\t%0,%1%&\");
+ ld%?\\t%0,%1 ;19
+ xld%U1\\t%0,%1 ;20
+ ld%?\\t%0,%1 ;21
+ ld%?\\t%0,%1 ;22
+ ld%U1%V1\\t%0,%1 ;23
+ xst%U0\\t%1,%0 ;24
+ st%?\\t%1,%0%& ;25
+ st%U0%V0\\t%1,%0 ;26
+ st%U0%V0\\t%1,%0 ;37
+ st%U0%V0\\t%1,%0 ;28"
+ "reload_completed && satisfies_constraint_Cax (operands[1])
+ && register_operand (operands[0], SImode)"
+ [(const_int 0)]
+ "
+ arc_split_mov_const (operands);
+ DONE;
+ "
+ ; 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
+ [(set_attr "type" "move, move, move,move,move, move, move,shift,shift,shift,binary,binary,multi,move, move,load,store,store,load,load, load,load,load, load,store,store,store,store,store")
+ (set_attr "iscompact" "maybe,maybe,maybe,true,true,false,false,false,false,false, false, false,false,true,false,true, true, true,true,true,false,true,true,false,false, true,false,false,false")
+ (set_attr "length" "*,*,*,*,*,4,4,4,4,4,8,8,*,6,*,*,*,*,*,*,4,*,4,*,*,*,*,*,8")
+ (set_attr "predicable" "yes,no,yes,no,no,yes,no,no,no,yes,no,no,no,yes,yes,no,no,no,no,no,no,no,no,no,no,no,no,no,no")
+ (set_attr "cpu_facility" "av1,av1,av1,av2,av2,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,av2,av2,*,*,av2,*,av2,*")])
;; Sometimes generated by the epilogue code. We don't want to
;; recognize these addresses in general, because the limm is costly,
@@ -2303,16 +2300,23 @@ core_3, archs4x, archs4xd, archs4xd_slow"
; ARCv2 has no penalties between mpy and mpyu. So, we use mpy because of its
; short variant. LP_COUNT constraints are still valid.
(define_insn "mulsi3_v2"
- [(set (match_operand:SI 0 "mpy_dest_reg_operand" "=Rcqq,Rcr, r,r,Rcr, r")
- (mult:SI (match_operand:SI 1 "register_operand" "%0, 0, c,0, 0, c")
- (match_operand:SI 2 "nonmemory_operand" " Rcqq, cL,cL,I,Cal,Cal")))]
+ [(set (match_operand:SI 0 "mpy_dest_reg_operand" "=q,q, r, r,r, r, r")
+ (mult:SI (match_operand:SI 1 "register_operand" "%0,q, 0, r,0, 0, c")
+ (match_operand:SI 2 "nonmemory_operand" "q,0,rL,rL,I,Cal,Cal")))]
"TARGET_MULTI"
- "mpy%? %0,%1,%2"
- [(set_attr "length" "*,4,4,4,8,8")
- (set_attr "iscompact" "maybe,false,false,false,false,false")
+ "@
+ mpy%?\\t%0,%1,%2
+ mpy%?\\t%0,%2,%1
+ mpy%?\\t%0,%1,%2
+ mpy%?\\t%0,%1,%2
+ mpy%?\\t%0,%1,%2
+ mpy%?\\t%0,%1,%2
+ mpy%?\\t%0,%1,%2"
+ [(set_attr "length" "*,*,4,4,4,8,8")
+ (set_attr "iscompact" "maybe,maybe,false,false,false,false,false")
(set_attr "type" "umulti")
- (set_attr "predicable" "no,yes,no,no,yes,no")
- (set_attr "cond" "nocond,canuse,nocond,canuse_limm,canuse,nocond")])
+ (set_attr "predicable" "no,no,yes,no,no,yes,no")
+ (set_attr "cond" "nocond,nocond,canuse,nocond,canuse_limm,canuse,nocond")])
(define_expand "mulsidi3"
[(set (match_operand:DI 0 "register_operand" "")
@@ -3216,10 +3220,10 @@ core_3, archs4x, archs4xd, archs4xd_slow"
operands[1] = force_reg (SImode, operands[1]);
")
-(define_insn "andsi3_i"
- [(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,Rcq,Rcqq,Rcqq,Rcqq,Rcw,Rcw, Rcw,Rcw,Rcw,Rcw, w, w, w, w,Rrq,w,Rcw, w,W")
- (and:SI (match_operand:SI 1 "nonimmediate_operand" "%0,Rcq, 0, 0,Rcqq, 0, c, 0, 0, 0, 0, c, c, c, c,Rrq,0, 0, c,o")
- (match_operand:SI 2 "nonmemory_operand" "Rcqq, 0, C1p, Ccp, Cux, cL, 0,C2pC1p,Ccp,CnL, I,Lc,C2pC1p,Ccp,CnL,Cbf,I,Cal,Cal,Cux")))]
+(define_insn "andsi3_i" ;0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
+ [(set (match_operand:SI 0 "dest_reg_operand" "=q,q, q, q, q, r,r, r, r, r,r, r, r, r, r, q,r, r, r, W")
+ (and:SI (match_operand:SI 1 "nonimmediate_operand" "%0,q, 0, 0, q, 0,r, 0, 0, 0,0, r, r, r, r, q,0, 0, r, o")
+ (match_operand:SI 2 "nonmemory_operand" "q,0,C1p,Ccp,Cux,rL,0,C2pC1p,Ccp,CnL,I,rL,C2pC1p,Ccp,CnL,Cbf,I,Cal,Cal,Cux")))]
"(register_operand (operands[1], SImode)
&& nonmemory_operand (operands[2], SImode))
|| (memory_operand (operands[1], SImode)
@@ -3317,27 +3321,35 @@ core_3, archs4x, archs4xd, archs4xd_slow"
(set_attr "predicable" "no,yes,no,yes,no,no,no")
(set_attr "cond" "canuse,canuse,canuse_limm,canuse,nocond,nocond,nocond")])
-(define_insn "iorsi3"
- [(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,Rcq,Rcqq,Rcw,Rcw,Rcw,Rcw,w, w,w,Rcw, w")
- (ior:SI (match_operand:SI 1 "nonmemory_operand" "% 0,Rcq, 0, 0, c, 0, 0, c, c,0, 0, c")
- (match_operand:SI 2 "nonmemory_operand" "Rcqq, 0, C0p, cL, 0,C0p, I,cL,C0p,I,Cal,Cal")))]
+(define_insn_and_split "iorsi3"
+ [(set (match_operand:SI 0 "dest_reg_operand" "=q,q, q, r,r, r,r, r, r,r, q, r, r")
+ (ior:SI (match_operand:SI 1 "register_operand" "%0,q, 0, 0,r, 0,0, r, r,0, r, 0, r")
+ (match_operand:SI 2 "nonmemory_operand" "q,0,C0p,rL,0,C0p,I,rL,C0p,I,C0x,Cal,Cal")))]
""
- "*
- switch (which_alternative)
- {
- case 0: case 3: case 6: case 7: case 9: case 10: case 11:
- return \"or%? %0,%1,%2%&\";
- case 1: case 4:
- return \"or%? %0,%2,%1%&\";
- case 2: case 5: case 8:
- return \"bset%? %0,%1,%z2%&\";
- default:
- gcc_unreachable ();
- }"
- [(set_attr "iscompact" "maybe,maybe,maybe,false,false,false,false,false,false,false,false,false")
- (set_attr "length" "*,*,*,4,4,4,4,4,4,4,8,8")
- (set_attr "predicable" "no,no,no,yes,yes,yes,no,no,no,no,yes,no")
- (set_attr "cond" "canuse,canuse,canuse,canuse,canuse,canuse,canuse_limm,nocond,nocond,canuse_limm,canuse,nocond")])
+ "@
+ or%?\\t%0,%1,%2
+ or%?\\t%0,%2,%1
+ bset%?\\t%0,%1,%z2
+ or%?\\t%0,%1,%2
+ or%?\\t%0,%2,%1
+ bset%?\\t%0,%1,%z2
+ or%?\\t%0,%1,%2
+ or%?\\t%0,%1,%2
+ bset%?\\t%0,%1,%z2
+ or%?\\t%0,%1,%2
+ #
+ or%?\\t%0,%1,%2
+ or%?\\t%0,%1,%2"
+ "reload_completed && satisfies_constraint_C0x (operands[2])"
+ [(const_int 0)]
+ "
+ arc_split_ior (operands);
+ DONE;
+ "
+ [(set_attr "iscompact" "maybe,maybe,maybe,false,false,false,false,false,false,false,false,false,false")
+ (set_attr "length" "*,*,*,4,4,4,4,4,4,4,*,8,8")
+ (set_attr "predicable" "no,no,no,yes,yes,yes,no,no,no,no,no,yes,no")
+ (set_attr "cond" "canuse,canuse,canuse,canuse,canuse,canuse,canuse_limm,nocond,nocond,canuse_limm,nocond,canuse,nocond")])
(define_insn "xorsi3"
[(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,Rcq,Rcw,Rcw,Rcw,Rcw, w, w,w, w, w")
@@ -5972,11 +5984,21 @@ core_3, archs4x, archs4xd, archs4xd_slow"
(match_dup 1)])
(define_insn "*rotrsi3_cnt1"
- [(set (match_operand:SI 0 "dest_reg_operand" "=w")
- (rotatert:SI (match_operand:SI 1 "register_operand" "c")
+ [(set (match_operand:SI 0 "dest_reg_operand" "=r")
+ (rotatert:SI (match_operand:SI 1 "nonmemory_operand" "rL")
(const_int 1)))]
""
- "ror %0,%1%&"
+ "ror\\t%0,%1"
+ [(set_attr "type" "shift")
+ (set_attr "predicable" "no")
+ (set_attr "length" "4")])
+
+(define_insn "*rotrsi3_cnt8"
+ [(set (match_operand:SI 0 "register_operand" "=r")
+ (rotatert:SI (match_operand:SI 1 "nonmemory_operand" "rL")
+ (const_int 8)))]
+ "TARGET_BARREL_SHIFTER && TARGET_V2"
+ "ror8\\t%0,%1"
[(set_attr "type" "shift")
(set_attr "predicable" "no")
(set_attr "length" "4")])
@@ -5989,8 +6011,31 @@ core_3, archs4x, archs4xd, archs4xd_slow"
"asl%? %0,%1%&"
[(set_attr "type" "shift")
(set_attr "iscompact" "maybe,false")
+ (set_attr "length" "4")
(set_attr "predicable" "no,no")])
+(define_insn "*ashlsi2_cnt8"
+ [(set (match_operand:SI 0 "register_operand" "=r")
+ (ashift:SI (match_operand:SI 1 "nonmemory_operand" "rL")
+ (const_int 8)))]
+ "TARGET_BARREL_SHIFTER && TARGET_V2"
+ "lsl8\\t%0,%1"
+ [(set_attr "type" "shift")
+ (set_attr "iscompact" "false")
+ (set_attr "length" "4")
+ (set_attr "predicable" "no")])
+
+(define_insn "*ashlsi2_cnt16"
+ [(set (match_operand:SI 0 "register_operand" "=r")
+ (ashift:SI (match_operand:SI 1 "nonmemory_operand" "rL")
+ (const_int 16)))]
+ "TARGET_BARREL_SHIFTER && TARGET_V2"
+ "lsl16\\t%0,%1"
+ [(set_attr "type" "shift")
+ (set_attr "iscompact" "false")
+ (set_attr "length" "4")
+ (set_attr "predicable" "no")])
+
(define_insn "*lshrsi3_cnt1"
[(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,w")
(lshiftrt:SI (match_operand:SI 1 "register_operand" "Rcqq,c")
diff --git a/gcc/config/arc/constraints.md b/gcc/config/arc/constraints.md
index 494e479..bbb0b96 100644
--- a/gcc/config/arc/constraints.md
+++ b/gcc/config/arc/constraints.md
@@ -201,7 +201,7 @@
"@internal
power of two"
(and (match_code "const_int")
- (match_test "IS_POWEROF2_P (ival)")))
+ (match_test "IS_POWEROF2_P (ival & 0xffffffff)")))
(define_constraint "C1p"
"@internal
@@ -275,12 +275,6 @@
(and (match_code "const_int")
(match_test "ival == 1 || ival == 2 || ival == 4 || ival == 8")))
-(define_constraint "Crr"
- "@internal
- constant that can be loaded with ror b,u6"
- (and (match_code "const_int")
- (match_test "(ival & ~0x8000001f) == 0 && !arc_ccfsm_cond_exec_p ()")))
-
(define_constraint "Cbi"
"@internal
constant that can be loaded with movbi.cl"
@@ -290,6 +284,20 @@
|| ((ival & 0xffffffffUL) >> exact_log2 (ival & -ival)
<= 0xff)")))
+(define_constraint "C0x"
+ "@internal
+ special const_int pattern used to split ior insns"
+ (and (match_code "const_int")
+ (match_test "optimize_size")
+ (match_test "arc_check_ior_const (ival)")))
+
+(define_constraint "Cax"
+ "@internal
+ special const_int pattern used to split mov insns"
+ (and (match_code "const_int")
+ (match_test "optimize_size")
+ (match_test "arc_check_mov_const (ival)")))
+
;; Floating-point constraints
(define_constraint "G"
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b1f8b30..3f4606d 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,20 @@
+2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
+
+ * gcc.target/arc/and-cnst-size.c: New test.
+ * gcc.target/arc/mov-cnst-size.c: Likewise.
+ * gcc.target/arc/or-cnst-size.c: Likewise.
+ * gcc.target/arc/store-merge-1.c: Update test.
+ * gcc.target/arc/arc700-stld-hazard.c: Likewise.
+ * gcc.target/arc/cmem-1.c: Likewise.
+ * gcc.target/arc/cmem-2.c: Likewise.
+ * gcc.target/arc/cmem-3.c: Likewise.
+ * gcc.target/arc/cmem-4.c: Likewise.
+ * gcc.target/arc/cmem-5.c: Likewise.
+ * gcc.target/arc/cmem-6.c: Likewise.
+ * gcc.target/arc/loop-4.c: Likewise.
+ * gcc.target/arc/movh_cl-1.c: Likewise.
+ * gcc.target/arc/sdata-3.c: Likewise.
+
2019-06-10 Martin Liska <mliska@suse.cz>
* gcc.dg/ipa/pr68035.c: Update scanned pattern.
diff --git a/gcc/testsuite/gcc.target/arc/and-cnst-size.c b/gcc/testsuite/gcc.target/arc/and-cnst-size.c
new file mode 100644
index 0000000..9437be9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/arc/and-cnst-size.c
@@ -0,0 +1,16 @@
+/* Tests to check if and instructions are emitted efficiently. */
+/* { dg-require-effective-target codedensity } */
+/* { dg-options "-Os" } */
+
+int check_bclr (int a)
+{
+ return a & (~0x40);
+}
+
+int check_bmskn (int a)
+{
+ return a & (-128);
+}
+
+/* { dg-final { scan-assembler "bclr_s" } } */
+/* { dg-final { scan-assembler "bmskn" } } */
diff --git a/gcc/testsuite/gcc.target/arc/arc700-stld-hazard.c b/gcc/testsuite/gcc.target/arc/arc700-stld-hazard.c
index eba03d8..49b5664 100644
--- a/gcc/testsuite/gcc.target/arc/arc700-stld-hazard.c
+++ b/gcc/testsuite/gcc.target/arc/arc700-stld-hazard.c
@@ -1,5 +1,6 @@
/* { dg-do compile } */
-/* { dg-options "-mcpu=arc700 -mno-sdata" } */
+/* { dg-skip-if "" { ! { clmcpu } } } */
+/* { dg-options "-mcpu=arc700 -mno-sdata -O2" } */
volatile int a;
volatile int b;
@@ -11,4 +12,4 @@ foo ()
b = a;
}
-/* { dg-final { scan-assembler "st r\[0-9\]+,\\\[@a\\\]\[^\n\]*\n\[ \t\]+nop_s\[^\n\]*\n\[ \t\]+nop_s\[^\n\]*\n\[ \t\]+ld r\[0-9\]+,\\\[@a\\\]" } } */
+/* { dg-final { scan-assembler "st\\s+r\[0-9\]+,\\\[@a\\\]\\.*\[^\n\]*\n\[ \t\]+nop_s\[^\n\]*\n\[ \t\]+nop_s\[^\n\]*\n\[ \t\]+ld\\s+r\[0-9\]+,\\\[@a\\\]" } } */
diff --git a/gcc/testsuite/gcc.target/arc/cmem-1.c b/gcc/testsuite/gcc.target/arc/cmem-1.c
index 8ed5dcf..f0e7a8d 100644
--- a/gcc/testsuite/gcc.target/arc/cmem-1.c
+++ b/gcc/testsuite/gcc.target/arc/cmem-1.c
@@ -6,6 +6,6 @@
#include "cmem-st.inc"
-/* { dg-final { scan-assembler "xst " } } */
-/* { dg-final { scan-assembler "xstw " } } */
-/* { dg-final { scan-assembler "xstb " } } */
+/* { dg-final { scan-assembler "xst\\s" } } */
+/* { dg-final { scan-assembler "xstw\\s" } } */
+/* { dg-final { scan-assembler "xstb\\s" } } */
diff --git a/gcc/testsuite/gcc.target/arc/cmem-2.c b/gcc/testsuite/gcc.target/arc/cmem-2.c
index 39bfb28..a63df0eb 100644
--- a/gcc/testsuite/gcc.target/arc/cmem-2.c
+++ b/gcc/testsuite/gcc.target/arc/cmem-2.c
@@ -6,6 +6,6 @@
#include "cmem-ld.inc"
-/* { dg-final { scan-assembler "xld " } } */
-/* { dg-final { scan-assembler "xldw " } } */
-/* { dg-final { scan-assembler "xldb " } } */
+/* { dg-final { scan-assembler "xld\\s" } } */
+/* { dg-final { scan-assembler "xldw\\s" } } */
+/* { dg-final { scan-assembler "xldb\\s" } } */
diff --git a/gcc/testsuite/gcc.target/arc/cmem-3.c b/gcc/testsuite/gcc.target/arc/cmem-3.c
index 109084f..d3d1d595 100644
--- a/gcc/testsuite/gcc.target/arc/cmem-3.c
+++ b/gcc/testsuite/gcc.target/arc/cmem-3.c
@@ -6,6 +6,6 @@
#include "cmem-st.inc"
-/* { dg-final { scan-assembler "xst " } } */
-/* { dg-final { scan-assembler "xstw " } } */
-/* { dg-final { scan-assembler "xstb " } } */
+/* { dg-final { scan-assembler "xst\\s" } } */
+/* { dg-final { scan-assembler "xstw\\s" } } */
+/* { dg-final { scan-assembler "xstb\\s" } } */
diff --git a/gcc/testsuite/gcc.target/arc/cmem-4.c b/gcc/testsuite/gcc.target/arc/cmem-4.c
index 4ac8a22..2160f1f 100644
--- a/gcc/testsuite/gcc.target/arc/cmem-4.c
+++ b/gcc/testsuite/gcc.target/arc/cmem-4.c
@@ -6,6 +6,6 @@
#include "cmem-ld.inc"
-/* { dg-final { scan-assembler "xld " } } */
-/* { dg-final { scan-assembler "xldw " } } */
-/* { dg-final { scan-assembler "xldb " } } */
+/* { dg-final { scan-assembler "xld\\s" } } */
+/* { dg-final { scan-assembler "xldw\\s" } } */
+/* { dg-final { scan-assembler "xldb\\s" } } */
diff --git a/gcc/testsuite/gcc.target/arc/cmem-5.c b/gcc/testsuite/gcc.target/arc/cmem-5.c
index 451218b..db4142f 100644
--- a/gcc/testsuite/gcc.target/arc/cmem-5.c
+++ b/gcc/testsuite/gcc.target/arc/cmem-5.c
@@ -6,6 +6,6 @@
#include "cmem-st.inc"
-/* { dg-final { scan-assembler "xst " } } */
-/* { dg-final { scan-assembler "xstw " } } */
-/* { dg-final { scan-assembler "xstb " } } */
+/* { dg-final { scan-assembler "xst\\s" } } */
+/* { dg-final { scan-assembler "xstw\\s" } } */
+/* { dg-final { scan-assembler "xstb\\s" } } */
diff --git a/gcc/testsuite/gcc.target/arc/cmem-6.c b/gcc/testsuite/gcc.target/arc/cmem-6.c
index 0ed0608..ac22ad5 100644
--- a/gcc/testsuite/gcc.target/arc/cmem-6.c
+++ b/gcc/testsuite/gcc.target/arc/cmem-6.c
@@ -6,6 +6,6 @@
#include "cmem-ld.inc"
-/* { dg-final { scan-assembler "xld " } } */
-/* { dg-final { scan-assembler "xldw " } } */
-/* { dg-final { scan-assembler "xldb " } } */
+/* { dg-final { scan-assembler "xld\\s" } } */
+/* { dg-final { scan-assembler "xldw\\s" } } */
+/* { dg-final { scan-assembler "xldb\\s" } } */
diff --git a/gcc/testsuite/gcc.target/arc/loop-4.c b/gcc/testsuite/gcc.target/arc/loop-4.c
index dbe5d3f..06de418 100644
--- a/gcc/testsuite/gcc.target/arc/loop-4.c
+++ b/gcc/testsuite/gcc.target/arc/loop-4.c
@@ -3,12 +3,13 @@
/* { dg-options "-Os -fbranch-count-reg" } */
-void fn1(void *p1, int p2, int p3)
+int fn1(void *p1, int p2, int p3)
{
char *d = p1;
do
*d++ = p2;
while (--p3);
+ return *d;
}
/* { dg-final { scan-assembler "lp_count" } } */
diff --git a/gcc/testsuite/gcc.target/arc/mov-cnst-size.c b/gcc/testsuite/gcc.target/arc/mov-cnst-size.c
new file mode 100644
index 0000000..916dd8b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/arc/mov-cnst-size.c
@@ -0,0 +1,42 @@
+/* Tests to check if mov instructions are emitted efficiently. */
+/* { dg-require-effective-target codedensity } */
+/* { dg-options "-Os" } */
+
+int rule1 (void)
+{
+ return 0x3f000000;
+}
+
+int rule2 (void)
+{
+ return 0x3f00;
+}
+
+int rule3 (void)
+{
+ return 0x3f0000;
+}
+
+int rule4 (void)
+{
+ return 0x22000;
+}
+
+int rule5 (void)
+{
+ return 0x8000001f;
+}
+
+int rule6 (void)
+{
+ return 0x3fffff;
+}
+
+/* { dg-final { scan-assembler "ror8\\s+r0,63" } } */
+/* { dg-final { scan-assembler "lsl8\\s+r0,63" } } */
+/* { dg-final { scan-assembler "lsl16\\s+r0,63" } } */
+/* { dg-final { scan-assembler "ror\\s+r0,63" } } */
+/* { dg-final { scan-assembler "mov_s\\s+r0,17" } } */
+/* { dg-final { scan-assembler "asl_s\\s+r0,r0,13" } } */
+/* { dg-final { scan-assembler "mov_s\\s+r0,-1" } } */
+/* { dg-final { scan-assembler "bmsk_s\\s+r0,r0,21" } } */
diff --git a/gcc/testsuite/gcc.target/arc/movh_cl-1.c b/gcc/testsuite/gcc.target/arc/movh_cl-1.c
index 9c0036c..7e838bb 100644
--- a/gcc/testsuite/gcc.target/arc/movh_cl-1.c
+++ b/gcc/testsuite/gcc.target/arc/movh_cl-1.c
@@ -36,4 +36,4 @@ woof ()
func (xx.raw);
}
-/* { dg-final { scan-assembler "movh\.cl r\[0-9\]+,0xc0000000>>16" } } */
+/* { dg-final { scan-assembler "movh\.cl\\s+r\[0-9\]+,0xc0000000>>16" } } */
diff --git a/gcc/testsuite/gcc.target/arc/or-cnst-size.c b/gcc/testsuite/gcc.target/arc/or-cnst-size.c
new file mode 100644
index 0000000..c4a9f0f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/arc/or-cnst-size.c
@@ -0,0 +1,16 @@
+/* Tests to check if or instructions are emitted efficiently. */
+/* { dg-require-effective-target codedensity } */
+/* { dg-options "-Os" } */
+
+int check_bset1 (int a)
+{
+ return a | 0x80000000;
+}
+
+int check_bset2(int a)
+{
+ return a | 0x2022;
+}
+
+/* { dg-final { scan-assembler-times "bset_s" 2 } } */
+/* { dg-final { scan-assembler "or" } } */
diff --git a/gcc/testsuite/gcc.target/arc/sdata-3.c b/gcc/testsuite/gcc.target/arc/sdata-3.c
index 4df7074..df66cbd 100644
--- a/gcc/testsuite/gcc.target/arc/sdata-3.c
+++ b/gcc/testsuite/gcc.target/arc/sdata-3.c
@@ -2,7 +2,7 @@
for variables which are having a different alignment
than the default data type indicates. */
/* { dg-do compile } */
-/* { dg-options "-O2" } */
+/* { dg-options "-O2 -msdata" } */
int g_a __attribute__ ((aligned (1)));
int g_b;
@@ -24,13 +24,13 @@ TEST (b, int)
TEST (c, short)
TEST (d, char)
-/* { dg-final { scan-assembler "ld r2,\\\[gp,@g_a@sda\\\]" } } */
-/* { dg-final { scan-assembler "ld.as r2,\\\[gp,@g_b@sda\\\]" } } */
-/* { dg-final { scan-assembler "ld\[hw\]\\\.as r2,\\\[gp,@g_c@sda\\\]" } } */
-/* { dg-final { scan-assembler "ldb r2,\\\[gp,@g_d@sda\\\]" } } */
+/* { dg-final { scan-assembler "ld\\s+r2,\\\[gp,@g_a@sda\\\]" } } */
+/* { dg-final { scan-assembler "ld.as\\s+r2,\\\[gp,@g_b@sda\\\]" } } */
+/* { dg-final { scan-assembler "ld\[hw\]\\\.as\\s+r2,\\\[gp,@g_c@sda\\\]" } } */
+/* { dg-final { scan-assembler "ldb\\s+r2,\\\[gp,@g_d@sda\\\]" } } */
-/* { dg-final { scan-assembler "st r0,\\\[gp,@g_a@sda\\\]" } } */
-/* { dg-final { scan-assembler "st_s r0,\\\[gp,@g_b@sda\\\]" { target { arcem || archs } } } } */
-/* { dg-final { scan-assembler "st\\\.as r0,\\\[gp,@g_b@sda\\\]" { target { arc700 || arc6xx } } } } */
-/* { dg-final { scan-assembler "st\[hw\]\\\.as r0,\\\[gp,@g_c@sda\\\]" } } */
-/* { dg-final { scan-assembler "stb r0,\\\[gp,@g_d@sda\\\]" } } */
+/* { dg-final { scan-assembler "st\\s+r0,\\\[gp,@g_a@sda\\\]" } } */
+/* { dg-final { scan-assembler "st_s\\s+r0,\\\[gp,@g_b@sda\\\]" { target { codedensity } } } } */
+/* { dg-final { scan-assembler "st\\\.as\\s+r0,\\\[gp,@g_b@sda\\\]" { target { ! { codedensity } } } } } */
+/* { dg-final { scan-assembler "st\[hw\]\\\.as\\s+r0,\\\[gp,@g_c@sda\\\]" } } */
+/* { dg-final { scan-assembler "stb\\s+r0,\\\[gp,@g_d@sda\\\]" } } */
diff --git a/gcc/testsuite/gcc.target/arc/store-merge-1.c b/gcc/testsuite/gcc.target/arc/store-merge-1.c
index 4bb8dcb..e9d4e57 100644
--- a/gcc/testsuite/gcc.target/arc/store-merge-1.c
+++ b/gcc/testsuite/gcc.target/arc/store-merge-1.c
@@ -14,4 +14,4 @@ int sigemptyset2 (sigset_t *set)
return 0;
}
-/* { dg-final { scan-assembler-times "st 0,\\\[r" 2 } } */
+/* { dg-final { scan-assembler-times "std\\s*0,\\\[r" 1 } } */
generated by cgit v1.1 at 2025-05-30 19:59:41 +0000