[ARC] Update handling AUX-registers.

Update aux-registers data-base, and accept aux-registers names with
upper/lowercase names.

opcode/
2017-07-18  Claudiu Zissulescu  <claziss@synopsys.com>

	* arc-regs.h: Update aux-registers.

gas/
2017-07-18  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/tc-arc.c (find_opcode_match): Accept uppercase aux-regs
	names.
	* testsuite/gas/arc/ld2.d: Update test.
	* testsuite/gas/arc/taux.d: Likewise.
	* testsuite/gas/arc/taux.s: Likewise.

include/
2017-07-18  Claudiu Zissulescu  <claziss@synopsys.com>

	* opcode/arc.h (ARC_OPCODE_ARCV1): Define.

5 files changed, 18 insertions, 169 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index ccee98e..a97edcd 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,11 @@
+2018-08-06  Claudiu Zissulescu  <claziss@synopsys.com>
+
+	* config/tc-arc.c (find_opcode_match): Accept uppercase aux-regs
+	names.
+	* testsuite/gas/arc/ld2.d: Update test.
+	* testsuite/gas/arc/taux.d: Likewise.
+	* testsuite/gas/arc/taux.s: Likewise.
+
 2018-08-06  Jan Beulich  <jbeulich@suse.com>
 
 	* config/tc-i386.c (build_modrm_byte): Use RegIP and RegIZ.
diff --git a/gas/config/tc-arc.c b/gas/config/tc-arc.c
index a1ce34d..3fc907a 100644
--- a/gas/config/tc-arc.c
+++ b/gas/config/tc-arc.c
@@ -1882,13 +1882,20 @@ find_opcode_match (const struct arc_opcode_hash_entry *entry,
 		case O_symbol:
 		  {
 		    const char *p;
+		    char *tmpp, *pp;
 		    const struct arc_aux_reg *auxr;
 
 		    if (opcode->insn_class != AUXREG)
 		      goto de_fault;
 		    p = S_GET_NAME (tok[tokidx].X_add_symbol);
 
-		    auxr = hash_find (arc_aux_hash, p);
+		    /* For compatibility reasons, an aux register can
+		       be spelled with upper or lower case
+		       letters.  */
+		    tmpp = strdup (p);
+		    for (pp = tmpp; *pp; ++pp) *pp = TOLOWER (*pp);
+
+		    auxr = hash_find (arc_aux_hash, tmpp);
 		    if (auxr)
 		      {
 			/* We modify the token array here, safe in the
@@ -1899,6 +1906,7 @@ find_opcode_match (const struct arc_opcode_hash_entry *entry,
 			tok[tokidx].X_add_number = auxr->address;
 			ARC_SET_FLAG (tok[tokidx].X_add_symbol, ARC_FLAG_AUX);
 		      }
+		    free (tmpp);
 
 		    if (tok[tokidx].X_op != O_constant)
 		      goto de_fault;
diff --git a/gas/testsuite/gas/arc/ld2.d b/gas/testsuite/gas/arc/ld2.d
index 0a7874c..f7237e7 100644
--- a/gas/testsuite/gas/arc/ld2.d
+++ b/gas/testsuite/gas/arc/ld2.d
@@ -15,5 +15,5 @@ Disassembly of section .text:
   1c:	130f 0082           	ldb	r2,\[r3,15\]
   20:	14fe 8103           	ld[hw]+	r3,\[r4,-2\]
   24:	212a 0080           	lr	r1,\[r2\]
-  28:	216a 0500           	lr	r1,\[dmc_code_ram\]
+  28:	216a 0500           	lr	r1,\[0x14\]
   2c:	206a 0000           	lr	r0,\[status\]
diff --git a/gas/testsuite/gas/arc/taux.d b/gas/testsuite/gas/arc/taux.d
index 6303146..6759d73 100644
--- a/gas/testsuite/gas/arc/taux.d
+++ b/gas/testsuite/gas/arc/taux.d
@@ -3,9 +3,6 @@
 #source: taux.s
 # Most of the AUX rgisters are defined for all ARC variants besides the
 # FPX/FPUDA registers which should end as undefined when assemble generic.
-.* U arc600_build_config
-.* U aux_crc_mode
-.* U aux_crc_poly
 .* U aux_dpfp1h
 .* U aux_dpfp1l
 .* U aux_dpfp2h
@@ -16,11 +13,4 @@
 .* U d2l
 .* U dpfp_status
 .* U fp_status
-.* U jli_base
-.* mx0
-.* mx1
-.* my0
-.* my1
-.* scratch_a
-.* tsch
 #pass
diff --git a/gas/testsuite/gas/arc/taux.s b/gas/testsuite/gas/arc/taux.s
index 57e2cf3..a2a9fcf 100644
--- a/gas/testsuite/gas/arc/taux.s
+++ b/gas/testsuite/gas/arc/taux.s
@@ -1,86 +1,24 @@
-	lr	r5, [status]
-	lr	r5, [semaphore]
 	lr	r5, [lp_start]
 	lr	r5, [lp_end]
 	lr	r5, [identity]
 	lr	r5, [debug]
 	lr	r5, [pc]
-	lr	r5, [adcr]
-	lr	r5, [apcr]
-	lr	r5, [acr]
 	lr	r5, [status32]
-	lr	r5, [status32_l1]
-	lr	r5, [status32_l2]
-	lr	r5, [bpu_flush]
-	lr	r5, [ivic]
 	lr	r5, [ic_ivic]
-	lr	r5, [che_mode]
 	lr	r5, [ic_ctrl]
-	lr	r5, [mulhi]
-	lr	r5, [lockline]
-	lr	r5, [ic_lil]
-	lr	r5, [dmc_code_ram]
-	lr	r5, [tag_addr_mask]
-	lr	r5, [tag_data_mask]
-	lr	r5, [line_length_mask]
-	lr	r5, [aux_ldst_ram]
-	lr	r5, [aux_dccm]
-	lr	r5, [unlockline]
 	lr	r5, [ic_ivil]
 	lr	r5, [ic_ram_address]
 	lr	r5, [ic_tag]
 	lr	r5, [ic_wp]
 	lr	r5, [ic_data]
-	lr	r5, [sram_seq]
 	lr	r5, [count0]
 	lr	r5, [control0]
 	lr	r5, [limit0]
-	lr	r5, [pcport]
-	lr	r5, [int_vector_base]
-	lr	r5, [aux_vbfdw_mode]
-	lr	r5, [jli_base]
-	lr	r5, [aux_vbfdw_bm0]
-	lr	r5, [aux_vbfdw_bm1]
-	lr	r5, [aux_vbfdw_accu]
-	lr	r5, [aux_vbfdw_ofst]
-	lr	r5, [aux_vbfdw_intstat]
-	lr	r5, [aux_xmac0_24]
-	lr	r5, [aux_xmac1_24]
-	lr	r5, [aux_xmac2_24]
-	lr	r5, [aux_fbf_store_16]
-	lr	r5, [ax0]
-	lr	r5, [ax1]
-	lr	r5, [aux_crc_poly]
-	lr	r5, [aux_crc_mode]
-	lr	r5, [mx0]
-	lr	r5, [mx1]
-	lr	r5, [my0]
-	lr	r5, [my1]
-	lr	r5, [xyconfig]
-	lr	r5, [scratch_a]
-	lr	r5, [burstsys]
-	lr	r5, [tsch]
-	lr	r5, [burstxym]
-	lr	r5, [burstsz]
-	lr	r5, [burstval]
-	lr	r5, [xtp_newval]
-	lr	r5, [aux_macmode]
-	lr	r5, [lsp_newval]
-	lr	r5, [aux_irq_lv12]
-	lr	r5, [aux_xmac0]
-	lr	r5, [aux_xmac1]
-	lr	r5, [aux_xmac2]
 	lr	r5, [dc_ivdc]
 	lr	r5, [dc_ctrl]
 	lr	r5, [dc_ldl]
 	lr	r5, [dc_ivdl]
 	lr	r5, [dc_flsh]
-	lr	r5, [dc_fldl]
-	lr	r5, [hexdata]
-	lr	r5, [hexctrl]
-	lr	r5, [led]
-	lr	r5, [dilstat]
-	lr	r5, [swstat]
 	lr	r5, [dc_ram_addr]
 	lr	r5, [dc_tag]
 	lr	r5, [dc_wp]
@@ -100,7 +38,6 @@
 	lr	r5, [mpu_build]
 	lr	r5, [rf_build]
 	lr	r5, [mmu_build]
-	lr	r5, [aa2_build]
 	lr	r5, [vecbase_build]
 	lr	r5, [d_cache_build]
 	lr	r5, [madi_build]
@@ -163,7 +100,6 @@
 	lr	r5, [se_dbg_data3]
 	lr	r5, [se_watch]
 	lr	r5, [bpu_build]
-	lr	r5, [arc600_build_config]
 	lr	r5, [isa_config]
 	lr	r5, [hwp_build]
 	lr	r5, [pct_build]
@@ -181,21 +117,7 @@
 	lr	r5, [control1]
 	lr	r5, [limit1]
 	lr	r5, [timer_xx]
-	lr	r5, [arcangel_periph_xx]
-	lr	r5, [periph_xx]
-	lr	r5, [aux_irq_lev]
 	lr	r5, [aux_irq_hint]
-	lr	r5, [aux_inter_core_interrupt]
-	lr	r5, [aes_aux_0]
-	lr	r5, [aes_aux_1]
-	lr	r5, [aes_aux_2]
-	lr	r5, [aes_crypt_mode]
-	lr	r5, [aes_auxs]
-	lr	r5, [aes_auxi]
-	lr	r5, [aes_aux_3]
-	lr	r5, [aes_aux_4]
-	lr	r5, [arith_ctl_aux]
-	lr	r5, [des_aux]
 	lr	r5, [ap_amv0]
 	lr	r5, [ap_amm0]
 	lr	r5, [ap_ac0]
@@ -220,8 +142,6 @@
 	lr	r5, [ap_amv7]
 	lr	r5, [ap_amm7]
 	lr	r5, [ap_ac7]
-	lr	r5, [pct_control]
-	lr	r5, [pct_bank]
 	lr	r5, [fp_status]
 	lr	r5, [aux_dpfp1l]
 	lr	r5, [d1l]
@@ -236,17 +156,11 @@
 	lr	r5, [d2l]
 	lr	r5, [dpfp_status]
 	lr	r5, [d2h]
-	lr	r5, [rtt]
 	lr	r5, [eret]
 	lr	r5, [erbta]
 	lr	r5, [erstatus]
 	lr	r5, [ecr]
 	lr	r5, [efa]
-	lr	r5, [tlbpd0]
-	lr	r5, [tlbpd1]
-	lr	r5, [tlbindex]
-	lr	r5, [tlbcommand]
-	lr	r5, [pid]
 	lr	r5, [mpuen]
 	lr	r5, [icause1]
 	lr	r5, [icause2]
@@ -254,11 +168,8 @@
 	lr	r5, [aux_itrigger]
 	lr	r5, [xpu]
 	lr	r5, [bta]
-	lr	r5, [bta_l1]
-	lr	r5, [bta_l2]
 	lr	r5, [aux_irq_pulse_cancel]
 	lr	r5, [aux_irq_pending]
-	lr	r5, [scratch_data0]
 	lr	r5, [mpuic]
 	lr	r5, [mpufa]
 	lr	r5, [mpurdb0]
@@ -293,71 +204,3 @@
 	lr	r5, [mpurdp14]
 	lr	r5, [mpurdb15]
 	lr	r5, [mpurdp15]
-	lr	r5, [eia_flags]
-	lr	r5, [pm_status]
-	lr	r5, [wake]
-	lr	r5, [dvfs_performance]
-	lr	r5, [pwr_ctrl]
-	lr	r5, [aux_vlc_buf_idx]
-	lr	r5, [aux_vlc_read_buf]
-	lr	r5, [aux_vlc_valid_bits]
-	lr	r5, [aux_vlc_buf_in]
-	lr	r5, [aux_vlc_buf_free]
-	lr	r5, [aux_vlc_ibuf_status]
-	lr	r5, [aux_vlc_setup]
-	lr	r5, [aux_vlc_bits]
-	lr	r5, [aux_vlc_table]
-	lr	r5, [aux_vlc_get_symbol]
-	lr	r5, [aux_vlc_read_symbol]
-	lr	r5, [aux_ucavlc_setup]
-	lr	r5, [aux_ucavlc_state]
-	lr	r5, [aux_cavlc_zero_left]
-	lr	r5, [aux_uvlc_i_state]
-	lr	r5, [aux_vlc_dma_ptr]
-	lr	r5, [aux_vlc_dma_end]
-	lr	r5, [aux_vlc_dma_esc]
-	lr	r5, [aux_vlc_dma_ctrl]
-	lr	r5, [aux_vlc_get_0bit]
-	lr	r5, [aux_vlc_get_1bit]
-	lr	r5, [aux_vlc_get_2bit]
-	lr	r5, [aux_vlc_get_3bit]
-	lr	r5, [aux_vlc_get_4bit]
-	lr	r5, [aux_vlc_get_5bit]
-	lr	r5, [aux_vlc_get_6bit]
-	lr	r5, [aux_vlc_get_7bit]
-	lr	r5, [aux_vlc_get_8bit]
-	lr	r5, [aux_vlc_get_9bit]
-	lr	r5, [aux_vlc_get_10bit]
-	lr	r5, [aux_vlc_get_11bit]
-	lr	r5, [aux_vlc_get_12bit]
-	lr	r5, [aux_vlc_get_13bit]
-	lr	r5, [aux_vlc_get_14bit]
-	lr	r5, [aux_vlc_get_15bit]
-	lr	r5, [aux_vlc_get_16bit]
-	lr	r5, [aux_vlc_get_17bit]
-	lr	r5, [aux_vlc_get_18bit]
-	lr	r5, [aux_vlc_get_19bit]
-	lr	r5, [aux_vlc_get_20bit]
-	lr	r5, [aux_vlc_get_21bit]
-	lr	r5, [aux_vlc_get_22bit]
-	lr	r5, [aux_vlc_get_23bit]
-	lr	r5, [aux_vlc_get_24bit]
-	lr	r5, [aux_vlc_get_25bit]
-	lr	r5, [aux_vlc_get_26bit]
-	lr	r5, [aux_vlc_get_27bit]
-	lr	r5, [aux_vlc_get_28bit]
-	lr	r5, [aux_vlc_get_29bit]
-	lr	r5, [aux_vlc_get_30bit]
-	lr	r5, [aux_vlc_get_31bit]
-	lr	r5, [aux_cabac_ctrl]
-	lr	r5, [aux_cabac_ctx_state]
-	lr	r5, [aux_cabac_cod_param]
-	lr	r5, [aux_cabac_misc0]
-	lr	r5, [aux_cabac_misc1]
-	lr	r5, [aux_cabac_misc2]
- 	lr	r5, [arc600_build_config]
-	lr	r5, [smart_control]
-	lr	r5, [smart_data_0]
-	lr	r5, [smart_data_1]
-	lr	r5, [smart_data_2]
-	lr	r5, [smart_data_3]