[PATCH] D57320: [RISCV] Allow parsing immediates that use tilde & exclaim

[Lewis Revill via Phabricator via llvm-commits]

This revision was not accepted when it landed; it landed in state "Needs Review".
This revision was automatically updated to reflect the committed changes.
Closed by commit rL363783: [RISCV] Allow parsing immediates that use tilde & exclaim (authored by lewis-revill, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D57320?vs=183863&id=205534#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D57320/new/

https://reviews.llvm.org/D57320

Files:
  llvm/trunk/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp
  llvm/trunk/test/MC/RISCV/rv32i-valid.s


Index: llvm/trunk/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp
===================================================================
--- llvm/trunk/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp
+++ llvm/trunk/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp
@@ -1053,6 +1053,8 @@
   case AsmToken::LParen:
   case AsmToken::Minus:
   case AsmToken::Plus:
+  case AsmToken::Exclaim:
+  case AsmToken::Tilde:
   case AsmToken::Integer:
   case AsmToken::String: {
     if (getParser().parseExpression(Res))
@@ -1119,6 +1121,8 @@
   case AsmToken::LParen:
   case AsmToken::Minus:
   case AsmToken::Plus:
+  case AsmToken::Exclaim:
+  case AsmToken::Tilde:
   case AsmToken::Integer:
   case AsmToken::String:
   case AsmToken::Identifier:
Index: llvm/trunk/test/MC/RISCV/rv32i-valid.s
===================================================================
--- llvm/trunk/test/MC/RISCV/rv32i-valid.s
+++ llvm/trunk/test/MC/RISCV/rv32i-valid.s
@@ -96,6 +96,12 @@
 jalr a0, a1, -2048
 # CHECK-ASM-AND-OBJ: jalr a0, a1, -2048
 # CHECK-ASM: encoding: [0x67,0x85,0x05,0x80]
+jalr a0, a1, ~2047
+# CHECK-ASM-AND-OBJ: jalr a0, a1, 0
+# CHECK-ASM: encoding: [0x67,0x85,0x05,0x00]
+jalr a0, a1, !1
+# CHECK-ASM-AND-OBJ: jalr a0, a1, -2048
+# CHECK-ASM: encoding: [0x67,0x85,0x05,0x80]
 jalr a0, a1, %lo(2048)
 # CHECK-ASM-AND-OBJ: jalr t2, t1, 2047
 # CHECK-ASM: encoding: [0xe7,0x03,0xf3,0x7f]
@@ -140,6 +146,12 @@
 lh t1, -2048(zero)
 # CHECK-ASM-AND-OBJ: lh t1, -2048(zero)
 # CHECK-ASM: encoding: [0x03,0x13,0x00,0x80]
+lh t1, ~2047(zero)
+# CHECK-ASM-AND-OBJ: lh t1, 0(zero)
+# CHECK-ASM: encoding: [0x03,0x13,0x00,0x00]
+lh t1, !1(zero)
+# CHECK-ASM-AND-OBJ: lh t1, -2048(zero)
+# CHECK-ASM: encoding: [0x03,0x13,0x00,0x80]
 lh t1, %lo(2048)(zero)
 # CHECK-ASM-AND-OBJ: lh sp, 2047(a0)
 # CHECK-ASM: encoding: [0x03,0x11,0xf5,0x7f]
@@ -175,6 +187,12 @@
 sh t3, -2048(t5)
 # CHECK-ASM-AND-OBJ: sh t3, -2048(t5)
 # CHECK-ASM: encoding: [0x23,0x10,0xcf,0x81]
+sh t3, ~2047(t5)
+# CHECK-ASM-AND-OBJ: sh t3, 0(t5)
+# CHECK-ASM: encoding: [0x23,0x10,0xcf,0x01]
+sh t3, !1(t5)
+# CHECK-ASM-AND-OBJ: sh t3, -2048(t5)
+# CHECK-ASM: encoding: [0x23,0x10,0xcf,0x81]
 sh t3, %lo(2048)(t5)
 # CHECK-ASM-AND-OBJ: sw ra, 999(zero)
 # CHECK-ASM: encoding: [0xa3,0x23,0x10,0x3e]
@@ -220,6 +238,12 @@
 ori a0, a1, -2048
 # CHECK-ASM-AND-OBJ: ori a0, a1, -2048
 # CHECK-ASM: encoding: [0x13,0xe5,0x05,0x80]
+ori a0, a1, ~2047
+# CHECK-ASM-AND-OBJ: ori a0, a1, 0
+# CHECK-ASM: encoding: [0x13,0xe5,0x05,0x00]
+ori a0, a1, !1
+# CHECK-ASM-AND-OBJ: ori a0, a1, -2048
+# CHECK-ASM: encoding: [0x13,0xe5,0x05,0x80]
 ori a0, a1, %lo(2048)
 # CHECK-ASM-AND-OBJ: andi ra, sp, 2047
 # CHECK-ASM: encoding: [0x93,0x70,0xf1,0x7f]
@@ -313,6 +337,12 @@
 # CHECK-ASM-AND-OBJ: csrrw t0, 4095, t1
 # CHECK-ASM: encoding: [0xf3,0x12,0xf3,0xff]
 csrrw t0, 0xfff, t1
+# CHECK-ASM-AND-OBJ: csrrw s0, 4095, s1
+# CHECK-ASM: encoding: [0x73,0x94,0xf4,0xff]
+csrrw s0, ~(-4096), s1
+# CHECK-ASM-AND-OBJ: csrrw s0, fflags, s1
+# CHECK-ASM: encoding: [0x73,0x94,0x14,0x00]
+csrrw s0, !0, s1
 # CHECK-ASM-AND-OBJ: csrrs s0, cycle, zero
 # CHECK-ASM: encoding: [0x73,0x24,0x00,0xc0]
 csrrs s0, 0xc00, x0


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