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* gas/config/tc-arm.c (operand_parse_code): Add OP_RRnpctw enum
authorMatthew Gretton-Dann <matthew.gretton-dann@arm.com>
Wed, 9 Jun 2010 15:11:51 +0000 (15:11 +0000)
committerMatthew Gretton-Dann <matthew.gretton-dann@arm.com>
Wed, 9 Jun 2010 15:11:51 +0000 (15:11 +0000)
value.
(parse_operands): Add support for OP_RRnpctw.
(insns): Update floating-point load/store multiples so the
first register is of type OP_RRnpctw.
* gas/testsuite/gas/arm/vldm-arm.d: New test.
* gas/testsuite/gas/arm/vldm-thumb-bad.d: Likewise.
* gas/testsuite/gas/arm/vldm-thumb-bad.l: Likewise.
* gas/testsuite/gas/arm/vldm.s: Likewise.
* gas/testsuite/gas/arm/vldmw-arm-bad.d: Likewise.
* gas/testsuite/gas/arm/vldmw-bad.l: Likewise.
* gas/testsuite/gad/arm-vldmw-bad.s: Likewise.
* gas/testsuite/gas/arm/vldmw-thumb-bad.d: Likewise.

gas/ChangeLog patch | blob | blame | history
gas/config/tc-arm.c patch | blob | blame | history
gas/testsuite/ChangeLog patch | blob | blame | history
gas/testsuite/gas/arm/vldm-arm.d [new file with mode: 0644] patch | blob
gas/testsuite/gas/arm/vldm-thumb-bad.d [new file with mode: 0644] patch | blob
gas/testsuite/gas/arm/vldm-thumb-bad.l [new file with mode: 0644] patch | blob
gas/testsuite/gas/arm/vldm.s [new file with mode: 0644] patch | blob
gas/testsuite/gas/arm/vldmw-arm-bad.d [new file with mode: 0644] patch | blob
gas/testsuite/gas/arm/vldmw-bad.l [new file with mode: 0644] patch | blob
gas/testsuite/gas/arm/vldmw-bad.s [new file with mode: 0644] patch | blob
gas/testsuite/gas/arm/vldmw-thumb-bad.d [new file with mode: 0644] patch | blob

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 3b9cc04c94bd9df439ceac3f4f5961ac00cb5041..577580ebe1b35c29bb9cb6e5c22c25ab4ecca0e0 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,11 @@
+2010-06-08  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+       * config/tc-arm.c (operand_parse_code): Add OP_RRnpctw enum 
+       value.
+       (parse_operands): Add support for OP_RRnpctw.
+       (insns): Update floating-point load/store multiples so the 
+       first register is of type OP_RRnpctw.
+
 2010-06-08  Quentin Neill  <quentin.neill@amd.com>
 
        * config/tc-i386.c (pi): Rename local loop counter
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index 6cf37b12e38c34bdf5f5210f4f22a37b6cd1de81..2e4880ac5b358bb941d9a5e973e8a5d3c9251591 100644 (file)
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -5759,6 +5759,8 @@ enum operand_parse_code
   OP_RRnpc,    /* ARM register, not r15 */
   OP_RRnpcsp,  /* ARM register, neither r15 nor r13 (a.k.a. 'BadReg') */
   OP_RRnpcb,   /* ARM register, not r15, in square brackets */
+  OP_RRnpctw,  /* ARM register, not r15 in Thumb-state or with writeback, 
+                  optional trailing ! */
   OP_RRw,      /* ARM register, not r15, optional trailing ! */
   OP_RCP,      /* Coprocessor number */
   OP_RCN,      /* Coprocessor register */
@@ -6128,6 +6130,7 @@ parse_operands (char *str, const unsigned int *pattern, bfd_boolean thumb)
          po_char_or_fail (']');
          break;
 
+       case OP_RRnpctw:
        case OP_RRw:
        case OP_oRRw:
          po_reg_or_fail (REG_TYPE_RN);
@@ -6436,6 +6439,13 @@ parse_operands (char *str, const unsigned int *pattern, bfd_boolean thumb)
            }
          break;
 
+       case OP_RRnpctw:
+         if (inst.operands[i].isreg 
+             && inst.operands[i].reg == REG_PC 
+             && (inst.operands[i].writeback || thumb))
+           inst.error = BAD_PC;
+         break;
+
        case OP_CPSF:
        case OP_ENDI:
        case OP_oROR:
@@ -17426,22 +17436,22 @@ static const struct asm_opcode insns[] =
   /* Memory operations.         */
  cCE("flds",   d100a00, 2, (RVS, ADDRGLDC),  vfp_sp_ldst),
  cCE("fsts",   d000a00, 2, (RVS, ADDRGLDC),  vfp_sp_ldst),
- cCE("fldmias",        c900a00, 2, (RRw, VRSLST),    vfp_sp_ldstmia),
- cCE("fldmfds",        c900a00, 2, (RRw, VRSLST),    vfp_sp_ldstmia),
- cCE("fldmdbs",        d300a00, 2, (RRw, VRSLST),    vfp_sp_ldstmdb),
- cCE("fldmeas",        d300a00, 2, (RRw, VRSLST),    vfp_sp_ldstmdb),
- cCE("fldmiax",        c900b00, 2, (RRw, VRDLST),    vfp_xp_ldstmia),
- cCE("fldmfdx",        c900b00, 2, (RRw, VRDLST),    vfp_xp_ldstmia),
- cCE("fldmdbx",        d300b00, 2, (RRw, VRDLST),    vfp_xp_ldstmdb),
- cCE("fldmeax",        d300b00, 2, (RRw, VRDLST),    vfp_xp_ldstmdb),
- cCE("fstmias",        c800a00, 2, (RRw, VRSLST),    vfp_sp_ldstmia),
- cCE("fstmeas",        c800a00, 2, (RRw, VRSLST),    vfp_sp_ldstmia),
- cCE("fstmdbs",        d200a00, 2, (RRw, VRSLST),    vfp_sp_ldstmdb),
- cCE("fstmfds",        d200a00, 2, (RRw, VRSLST),    vfp_sp_ldstmdb),
- cCE("fstmiax",        c800b00, 2, (RRw, VRDLST),    vfp_xp_ldstmia),
- cCE("fstmeax",        c800b00, 2, (RRw, VRDLST),    vfp_xp_ldstmia),
- cCE("fstmdbx",        d200b00, 2, (RRw, VRDLST),    vfp_xp_ldstmdb),
- cCE("fstmfdx",        d200b00, 2, (RRw, VRDLST),    vfp_xp_ldstmdb),
+ cCE("fldmias",        c900a00, 2, (RRnpctw, VRSLST),    vfp_sp_ldstmia),
+ cCE("fldmfds",        c900a00, 2, (RRnpctw, VRSLST),    vfp_sp_ldstmia),
+ cCE("fldmdbs",        d300a00, 2, (RRnpctw, VRSLST),    vfp_sp_ldstmdb),
+ cCE("fldmeas",        d300a00, 2, (RRnpctw, VRSLST),    vfp_sp_ldstmdb),
+ cCE("fldmiax",        c900b00, 2, (RRnpctw, VRDLST),    vfp_xp_ldstmia),
+ cCE("fldmfdx",        c900b00, 2, (RRnpctw, VRDLST),    vfp_xp_ldstmia),
+ cCE("fldmdbx",        d300b00, 2, (RRnpctw, VRDLST),    vfp_xp_ldstmdb),
+ cCE("fldmeax",        d300b00, 2, (RRnpctw, VRDLST),    vfp_xp_ldstmdb),
+ cCE("fstmias",        c800a00, 2, (RRnpctw, VRSLST),    vfp_sp_ldstmia),
+ cCE("fstmeas",        c800a00, 2, (RRnpctw, VRSLST),    vfp_sp_ldstmia),
+ cCE("fstmdbs",        d200a00, 2, (RRnpctw, VRSLST),    vfp_sp_ldstmdb),
+ cCE("fstmfds",        d200a00, 2, (RRnpctw, VRSLST),    vfp_sp_ldstmdb),
+ cCE("fstmiax",        c800b00, 2, (RRnpctw, VRDLST),    vfp_xp_ldstmia),
+ cCE("fstmeax",        c800b00, 2, (RRnpctw, VRDLST),    vfp_xp_ldstmia),
+ cCE("fstmdbx",        d200b00, 2, (RRnpctw, VRDLST),    vfp_xp_ldstmdb),
+ cCE("fstmfdx",        d200b00, 2, (RRnpctw, VRDLST),    vfp_xp_ldstmdb),
 
   /* Monadic operations.  */
  cCE("fabss",  eb00ac0, 2, (RVS, RVS),       vfp_sp_monadic),
@@ -17469,14 +17479,14 @@ static const struct asm_opcode insns[] =
     implementations.  */
  cCE("fldd",   d100b00, 2, (RVD, ADDRGLDC),  vfp_dp_ldst),
  cCE("fstd",   d000b00, 2, (RVD, ADDRGLDC),  vfp_dp_ldst),
- cCE("fldmiad",        c900b00, 2, (RRw, VRDLST),    vfp_dp_ldstmia),
- cCE("fldmfdd",        c900b00, 2, (RRw, VRDLST),    vfp_dp_ldstmia),
- cCE("fldmdbd",        d300b00, 2, (RRw, VRDLST),    vfp_dp_ldstmdb),
- cCE("fldmead",        d300b00, 2, (RRw, VRDLST),    vfp_dp_ldstmdb),
- cCE("fstmiad",        c800b00, 2, (RRw, VRDLST),    vfp_dp_ldstmia),
- cCE("fstmead",        c800b00, 2, (RRw, VRDLST),    vfp_dp_ldstmia),
- cCE("fstmdbd",        d200b00, 2, (RRw, VRDLST),    vfp_dp_ldstmdb),
- cCE("fstmfdd",        d200b00, 2, (RRw, VRDLST),    vfp_dp_ldstmdb),
+ cCE("fldmiad",        c900b00, 2, (RRnpctw, VRDLST),    vfp_dp_ldstmia),
+ cCE("fldmfdd",        c900b00, 2, (RRnpctw, VRDLST),    vfp_dp_ldstmia),
+ cCE("fldmdbd",        d300b00, 2, (RRnpctw, VRDLST),    vfp_dp_ldstmdb),
+ cCE("fldmead",        d300b00, 2, (RRnpctw, VRDLST),    vfp_dp_ldstmdb),
+ cCE("fstmiad",        c800b00, 2, (RRnpctw, VRDLST),    vfp_dp_ldstmia),
+ cCE("fstmead",        c800b00, 2, (RRnpctw, VRDLST),    vfp_dp_ldstmia),
+ cCE("fstmdbd",        d200b00, 2, (RRnpctw, VRDLST),    vfp_dp_ldstmdb),
+ cCE("fstmfdd",        d200b00, 2, (RRnpctw, VRDLST),    vfp_dp_ldstmdb),
 
 #undef  ARM_VARIANT
 #define ARM_VARIANT  & fpu_vfp_ext_v1 /* VFP V1 (Double precision).  */
@@ -17556,12 +17566,12 @@ static const struct asm_opcode insns[] =
  NCEF(vabs,     1b10300, 2, (RNSDQ, RNSDQ), neon_abs_neg),
  NCEF(vneg,     1b10380, 2, (RNSDQ, RNSDQ), neon_abs_neg),
 
- NCE(vldm,      c900b00, 2, (RRw, VRSDLST), neon_ldm_stm),
- NCE(vldmia,    c900b00, 2, (RRw, VRSDLST), neon_ldm_stm),
- NCE(vldmdb,    d100b00, 2, (RRw, VRSDLST), neon_ldm_stm),
- NCE(vstm,      c800b00, 2, (RRw, VRSDLST), neon_ldm_stm),
- NCE(vstmia,    c800b00, 2, (RRw, VRSDLST), neon_ldm_stm),
- NCE(vstmdb,    d000b00, 2, (RRw, VRSDLST), neon_ldm_stm),
+ NCE(vldm,      c900b00, 2, (RRnpctw, VRSDLST), neon_ldm_stm),
+ NCE(vldmia,    c900b00, 2, (RRnpctw, VRSDLST), neon_ldm_stm),
+ NCE(vldmdb,    d100b00, 2, (RRnpctw, VRSDLST), neon_ldm_stm),
+ NCE(vstm,      c800b00, 2, (RRnpctw, VRSDLST), neon_ldm_stm),
+ NCE(vstmia,    c800b00, 2, (RRnpctw, VRSDLST), neon_ldm_stm),
+ NCE(vstmdb,    d000b00, 2, (RRnpctw, VRSDLST), neon_ldm_stm),
  NCE(vldr,      d100b00, 2, (RVSD, ADDRGLDC), neon_ldr_str),
  NCE(vstr,      d000b00, 2, (RVSD, ADDRGLDC), neon_ldr_str),
 
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 7701f2a841d118c928ed52c593ed8c4660f85748..a1affb30a1b3cb62c7729a77a7c4b5270e271e5b 100644 (file)
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,14 @@
+2010-06-09 Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+       * gas/arm/vldm-arm.d: New test.
+       * gas/arm/vldm-thumb-bad.d: Likewise.
+       * gas/arm/vldm-thumb-bad.l: Likewise.
+       * gas/arm/vldm.s: Likewise.
+       * gas/arm/vldmw-arm-bad.d: Likewise.
+       * gas/arm/vldmw-bad.l: Likewise.
+       * gad/arm-vldmw-bad.s: Likewise.
+       * gas/arm/vldmw-thumb-bad.d: Likewise.
+
 2010-06-07  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
        * gas/arm/thumb-eabi.d: Add case for divided syntax encoding of movs.
        * gas/arm/thumb.d: Likewise.
diff --git a/gas/testsuite/gas/arm/vldm-arm.d b/gas/testsuite/gas/arm/vldm-arm.d
new file mode 100644 (file)
index 0000000..b5f3202
--- /dev/null
+++ b/gas/testsuite/gas/arm/vldm-arm.d
@@ -0,0 +1,22 @@
+# name: VFP VLDM and VSTM, ARM mode
+# as: -mfpu=vfp3 
+# source: vldm.s
+# objdump: -dr --prefix-addresses --show-raw-insn
+
+.*: +file format .*arm.*
+
+Disassembly of section .text:
+0[0-9a-f]+ <[^>]+> ec9f0b04    vldmia  pc, {d0-d1}
+0[0-9a-f]+ <[^>]+> ea000003    b       00000018 <bar>
+0[0-9a-f]+ <[^>]+> 00000000    .word   0x00000000
+0[0-9a-f]+ <[^>]+> 3ff00000    .word   0x3ff00000
+0[0-9a-f]+ <[^>]+> 9999999a    .word   0x9999999a
+0[0-9a-f]+ <[^>]+> 3ff19999    .word   0x3ff19999
+0[0-9a-f]+ <[^>]+> ec8f0b04    vstmia  pc, {d0-d1}
+0[0-9a-f]+ <[^>]+> ea000003    b       00000030 <foo2>
+0[0-9a-f]+ <[^>]+> 00000000    .word   0x00000000
+0[0-9a-f]+ <[^>]+> 3ff00000    .word   0x3ff00000
+0[0-9a-f]+ <[^>]+> 9999999a    .word   0x9999999a
+0[0-9a-f]+ <[^>]+> 3ff19999    .word   0x3ff19999
+0[0-9a-f]+ <[^>]+> e1a00000    nop.*
+0[0-9a-f]+ <[^>]+> e1a00000    nop.*
diff --git a/gas/testsuite/gas/arm/vldm-thumb-bad.d b/gas/testsuite/gas/arm/vldm-thumb-bad.d
new file mode 100644 (file)
index 0000000..2e2b8c3
--- /dev/null
+++ b/gas/testsuite/gas/arm/vldm-thumb-bad.d
@@ -0,0 +1,4 @@
+# name: VFP VLDM and VSTM, Thumb mode
+# as: -mfpu=vfp3 -mthumb
+# source: vldm.s
+# error-output: vldm-thumb-bad.l
diff --git a/gas/testsuite/gas/arm/vldm-thumb-bad.l b/gas/testsuite/gas/arm/vldm-thumb-bad.l
new file mode 100644 (file)
index 0000000..9ef9c84
--- /dev/null
+++ b/gas/testsuite/gas/arm/vldm-thumb-bad.l
@@ -0,0 +1,3 @@
+[^:]*: Assembler messages:
+[^:]*:4: Error: r15 not allowed here -- `vldmia pc,{d0-d1}'
+[^:]*:9: Error: r15 not allowed here -- `vstmia pc,{d0-d1}'
diff --git a/gas/testsuite/gas/arm/vldm.s b/gas/testsuite/gas/arm/vldm.s
new file mode 100644 (file)
index 0000000..1f92ea2
--- /dev/null
+++ b/gas/testsuite/gas/arm/vldm.s
@@ -0,0 +1,16 @@
+       .syntax unified
+
+foo:
+       vldmia  pc, {d0-d1}
+       b       bar
+baz:
+       .word   0x00000000, 0x3ff00000, 0x9999999a, 0x3ff19999
+bar:
+       vstmia pc, {d0-d1}
+       b       foo2
+baz2:
+       .word   0x00000000, 0x3ff00000, 0x9999999a, 0x3ff19999
+foo2:
+       nop
+       nop
+
diff --git a/gas/testsuite/gas/arm/vldmw-arm-bad.d b/gas/testsuite/gas/arm/vldmw-arm-bad.d
new file mode 100644 (file)
index 0000000..1cbcf45
--- /dev/null
+++ b/gas/testsuite/gas/arm/vldmw-arm-bad.d
@@ -0,0 +1,4 @@
+# name: VFP VLDM and VSTM with writeback, ARM mode
+# as: -mfpu=vfp3 
+# source: vldmw-bad.s
+# error-output: vldmw-bad.l
diff --git a/gas/testsuite/gas/arm/vldmw-bad.l b/gas/testsuite/gas/arm/vldmw-bad.l
new file mode 100644 (file)
index 0000000..ba0f66f
--- /dev/null
+++ b/gas/testsuite/gas/arm/vldmw-bad.l
@@ -0,0 +1,3 @@
+[^:]*: Assembler messages:
+[^:]*:4: Error: r15 not allowed here -- `vldmia pc!,{d0-d1}'
+[^:]*:9: Error: r15 not allowed here -- `vstmia pc!,{d0-d1}'
diff --git a/gas/testsuite/gas/arm/vldmw-bad.s b/gas/testsuite/gas/arm/vldmw-bad.s
new file mode 100644 (file)
index 0000000..63fddbf
--- /dev/null
+++ b/gas/testsuite/gas/arm/vldmw-bad.s
@@ -0,0 +1,16 @@
+       .syntax unified
+
+foo:
+       vldmia  pc!, {d0-d1}
+       b       bar
+baz:
+       .word   0x00000000, 0x3ff00000, 0x9999999a, 0x3ff19999
+bar:
+       vstmia pc!, {d0-d1}
+       b       foo2
+baz2:
+       .word   0x00000000, 0x3ff00000, 0x9999999a, 0x3ff19999
+foo2:
+       nop
+       nop
+
diff --git a/gas/testsuite/gas/arm/vldmw-thumb-bad.d b/gas/testsuite/gas/arm/vldmw-thumb-bad.d
new file mode 100644 (file)
index 0000000..aca1209
--- /dev/null
+++ b/gas/testsuite/gas/arm/vldmw-thumb-bad.d
@@ -0,0 +1,4 @@
+# name: VFP VLDM and VSTM with writeback, Thumb mode
+# as: -mfpu=vfp3 -mthumb
+# source: vldmw-bad.s
+# error-output: vldmw-bad.l
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