x86: drop stray FloatMF

The flag is supposed to be used in templates which allow for both a
"short" and a "long" format memory operand. Drop it from templates not
matching this pattern. In the control/status word cases it was (ab)used
in place of the intended IgnoreSize.

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 86a2be6e3ec485ba7bf509dc010619ecefe83fee..4611445e66787717247f7ae112f882561d3f0716 100644 (file)
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,10 @@
+2019-08-07  Jan Beulich  <jbeulich@suse.com>
+
+       * i386-opc.tbl (fld, fstp): Drop FloatMF from extended forms.
+       (fldcw, fnstcw, fstcw, fnstsw, fstsw): Replace FloatMF by
+       IgnoreSize.
+       * i386-tbl.h: Re-generate.
+
 2019-08-05  Barnaby Wilks  <barnaby.wilks@arm.com>
 
        * arm-dis.c: Only accept signed variants of VQ(R)DMLAH and VQ(R)DMLASH

diff --git a/opcodes/i386-opc.tbl b/opcodes/i386-opc.tbl
index 64e69b1b166dddb8d4418c423231fb18974606cd..af2b600ba1e26e2183729d53009df768ae178ab9 100644 (file)
--- a/opcodes/i386-opc.tbl
+++ b/opcodes/i386-opc.tbl
@@ -556,7 +556,7 @@ fld, 1, 0xd9c0, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSu
 fld, 1, 0xd9, 0x0, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
 fld, 1, 0xd9c0, None, 2, CpuFP, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
 // Intel Syntax
-fld, 1, 0xdb, 0x5, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Tbyte|Unspecified|BaseIndex }
+fld, 1, 0xdb, 0x5, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Tbyte|Unspecified|BaseIndex }
 fild, 1, 0xdf, 0x0, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 fild, 1, 0xdf, 0x5, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Qword|Unspecified|BaseIndex }
 fildll, 1, 0xdf, 0x5, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex }
@@ -574,7 +574,7 @@ fstp, 1, 0xddd8, None, 2, CpuFP, ShortForm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qS
 fstp, 1, 0xd9, 0x3, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Dword|Qword|Unspecified|BaseIndex }
 fstp, 1, 0xddd8, None, 2, CpuFP, ShortForm|IgnoreSize|No_bSuf|No_wSuf|No_sSuf|No_qSuf|No_ldSuf|Ugh, { FloatReg }
 // Intel Syntax
-fstp, 1, 0xdb, 0x7, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Tbyte|Unspecified|BaseIndex }
+fstp, 1, 0xdb, 0x7, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf, { Tbyte|Unspecified|BaseIndex }
 fistp, 1, 0xdf, 0x3, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_wSuf|No_qSuf|No_ldSuf, { Word|Dword|Unspecified|BaseIndex }
 fistp, 1, 0xdf, 0x7, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|NoRex64, { Qword|Unspecified|BaseIndex }
 fistpll, 1, 0xdf, 0x7, 1, CpuFP, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex }
@@ -744,14 +744,14 @@ fabs, 0, 0xd9e1, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSu
 // processor control
 fninit, 0, 0xdbe3, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 finit, 0, 0xdbe3, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { 0 }
-fldcw, 1, 0xd9, 0x5, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Word|Unspecified|BaseIndex }
-fnstcw, 1, 0xd9, 0x7, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Word|Unspecified|BaseIndex }
-fstcw, 1, 0xd9, 0x7, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { Word|Unspecified|BaseIndex }
+fldcw, 1, 0xd9, 0x5, 1, CpuFP, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Word|Unspecified|BaseIndex }
+fnstcw, 1, 0xd9, 0x7, 1, CpuFP, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Word|Unspecified|BaseIndex }
+fstcw, 1, 0xd9, 0x7, 1, CpuFP, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { Word|Unspecified|BaseIndex }
 fnstsw, 1, 0xdfe0, None, 2, Cpu287|Cpu387, IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Acc|Word }
-fnstsw, 1, 0xdd, 0x7, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Word|Unspecified|BaseIndex }
+fnstsw, 1, 0xdd, 0x7, 1, CpuFP, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Word|Unspecified|BaseIndex }
 fnstsw, 0, 0xdfe0, None, 2, Cpu287|Cpu387, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 fstsw, 1, 0xdfe0, None, 2, Cpu287|Cpu387, IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { Acc|Word }
-fstsw, 1, 0xdd, 0x7, 1, CpuFP, Modrm|FloatMF|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { word|Unspecified|BaseIndex }
+fstsw, 1, 0xdd, 0x7, 1, CpuFP, Modrm|IgnoreSize|No_bSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { Word|Unspecified|BaseIndex }
 fstsw, 0, 0xdfe0, None, 2, Cpu287|Cpu387, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { 0 }
 fnclex, 0, 0xdbe2, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
 fclex, 0, 0xdbe2, None, 2, CpuFP, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|FWait, { 0 }

diff --git a/opcodes/i386-tbl.h b/opcodes/i386-tbl.h
index 586dce12975217d6b68d86d53c81cab4d123855c..307415e8ca4a638ed9d47ea0db4f855c153fe7c8 100644 (file)
--- a/opcodes/i386-tbl.h
+++ b/opcodes/i386-tbl.h
@@ -5267,7 +5267,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0 },
@@ -5436,7 +5436,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0 },
@@ -7079,7 +7079,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1,
       1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0 },
@@ -7092,7 +7092,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1,
       1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0 },
@@ -7105,7 +7105,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1,
       1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0 },
@@ -7131,7 +7131,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1,
       1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0 },
@@ -7170,7 +7170,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1,
       1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0 },