[Sparc] Add mnemonic aliases for flush, stb, stba, sth, and stha

[jyknight]

lib/Target/Sparc/SparcInstrAliases.td

478–479 ↗

(On Diff #147782)

Looks like stuba and stsba should also be provided as aliases of stba.

[dcederman]

Added stuba, stsba, stuh, stsh, stuha, and stsha.

llvm/trunk/lib/Target/Sparc/SparcInstrAliases.td

 def : InstAlias<"wr $simm13, %wim", (WRWIMri G0, i32imm:$simm13), 0>;
 def : InstAlias<"wr $rs2, %tbr", (WRTBRrr G0, IntRegs:$rs2), 0>;
 def : InstAlias<"wr $simm13, %tbr", (WRTBRri G0, i32imm:$simm13), 0>;
 
 
 // flush -> flush %g0
 def : InstAlias<"flush", (FLUSH), 0>;
 
+def : MnemonicAlias<"iflush", "flush">;
+
+def : MnemonicAlias<"stub", "stb">;
+def : MnemonicAlias<"stsb", "stb">;
+
+def : MnemonicAlias<"stuba", "stba">;
+def : MnemonicAlias<"stsba", "stba">;
+
+def : MnemonicAlias<"stuh", "sth">;
+def : MnemonicAlias<"stsh", "sth">;
+
+def : MnemonicAlias<"stuha", "stha">;
+def : MnemonicAlias<"stsha", "stha">;
 
 def : MnemonicAlias<"lduw", "ld">, Requires<[HasV9]>;
 def : MnemonicAlias<"lduwa", "lda">, Requires<[HasV9]>;
 
 def : MnemonicAlias<"return", "rett">, Requires<[HasV9]>;
 
 def : MnemonicAlias<"addc", "addx">, Requires<[HasV9]>;
 def : MnemonicAlias<"addccc", "addxcc">, Requires<[HasV9]>;

llvm/trunk/test/MC/Sparc/sparc-mem-instructions.s

! RUN: llvm-mc %s -arch=sparcv9 -show-encoding | FileCheck %s
         ldda [%i0 + %l6] 131, %o2
 
         ! CHECK: stb %o2, [%i0+%l6]   ! encoding: [0xd4,0x2e,0x00,0x16]
         stb %o2, [%i0 + %l6]
         ! CHECK: stb %o2, [%i0+32]    ! encoding: [0xd4,0x2e,0x20,0x20]
         stb %o2, [%i0 + 32]
         ! CHECK: stb %o2, [%g1]       ! encoding: [0xd4,0x28,0x40,0x00]
         stb %o2, [%g1]
+        ! CHECK: stb %o2, [%g1]       ! encoding: [0xd4,0x28,0x40,0x00]
+        stub %o2, [%g1]
+        ! CHECK: stb %o2, [%g1]       ! encoding: [0xd4,0x28,0x40,0x00]
+        stsb %o2, [%g1]
         ! CHECK: stba %o2, [%i0+%l6] 131 ! encoding: [0xd4,0xae,0x10,0x76]
         stba %o2, [%i0 + %l6] 131
+        ! CHECK: stba %o2, [%i0+%l6] 131 ! encoding: [0xd4,0xae,0x10,0x76]
+        stuba %o2, [%i0 + %l6] 131
+        ! CHECK: stba %o2, [%i0+%l6] 131 ! encoding: [0xd4,0xae,0x10,0x76]
+        stsba %o2, [%i0 + %l6] 131
 
         ! CHECK: sth %o2, [%i0+%l6]   ! encoding: [0xd4,0x36,0x00,0x16]
         sth %o2, [%i0 + %l6]
         ! CHECK: sth %o2, [%i0+32]    ! encoding: [0xd4,0x36,0x20,0x20]
         sth %o2, [%i0 + 32]
         ! CHECK: sth %o2, [%g1]       ! encoding: [0xd4,0x30,0x40,0x00]
         sth %o2, [%g1]
+        ! CHECK: sth %o2, [%g1]       ! encoding: [0xd4,0x30,0x40,0x00]
+        stuh %o2, [%g1]
+        ! CHECK: sth %o2, [%g1]       ! encoding: [0xd4,0x30,0x40,0x00]
+        stsh %o2, [%g1]
         ! CHECK: stha %o2, [%i0+%l6] 131 ! encoding: [0xd4,0xb6,0x10,0x76]
         stha %o2, [%i0 + %l6] 131
+        ! CHECK: stha %o2, [%i0+%l6] 131 ! encoding: [0xd4,0xb6,0x10,0x76]
+        stuha %o2, [%i0 + %l6] 131
+        ! CHECK: stha %o2, [%i0+%l6] 131 ! encoding: [0xd4,0xb6,0x10,0x76]
+        stsha %o2, [%i0 + %l6] 131
 
         ! CHECK: st %o2, [%i0+%l6]    ! encoding: [0xd4,0x26,0x00,0x16]
         st %o2, [%i0 + %l6]
         ! CHECK: st %o2, [%i0+32]     ! encoding: [0xd4,0x26,0x20,0x20]
         st %o2, [%i0 + 32]
         ! CHECK: st %o2, [%g1]        ! encoding: [0xd4,0x20,0x40,0x00]
         st %o2, [%g1]
         ! CHECK: sta %o2, [%i0+%l6] 131 ! encoding: [0xd4,0xa6,0x10,0x76]
! RUN: llvm-mc %s -arch=sparcv9 -show-encoding | FileCheck %s
         flush %g1 + %g2
         ! CHECK:  flush %g1+8           ! encoding: [0x81,0xd8,0x60,0x08]
         flush %g1 + 8
         ! CHECK:  flush %g1             ! encoding: [0x81,0xd8,0x40,0x00]
         flush %g1
         ! Not specified in manual, but accepted by gas.
         ! CHECK:  flush %g0             ! encoding: [0x81,0xd8,0x00,0x00]
         flush
+        ! CHECK:  flush %g0             ! encoding: [0x81,0xd8,0x00,0x00]
+        iflush