[PATCH] D136742: [llvm][LoongArch] Improve the "out of range" error information reported by `adjustFixupValue`, NFC

[Xiaodong Liu via Phabricator via llvm-commits]

XiaodongLoong updated this revision to Diff 470730.
XiaodongLoong added a comment.

rebase code


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D136742/new/

https://reviews.llvm.org/D136742

Files:
  llvm/lib/Target/LoongArch/MCTargetDesc/LoongArchAsmBackend.cpp
  llvm/test/MC/LoongArch/Relocations/fixups-diagnostics.s


Index: llvm/test/MC/LoongArch/Relocations/fixups-diagnostics.s
===================================================================
--- llvm/test/MC/LoongArch/Relocations/fixups-diagnostics.s
+++ llvm/test/MC/LoongArch/Relocations/fixups-diagnostics.s
@@ -9,12 +9,12 @@
   .byte 0
   .byte 0
 
-  beq $a0, $a1, out_of_range_b16 # CHECK: :[[#@LINE]]:3: error: fixup value out of range
+  beq $a0, $a1, out_of_range_b18 # CHECK: :[[#@LINE]]:3: error: fixup value out of range range represented by 18 bit
   .space 1<<18
-out_of_range_b16:
-  beqz $a0, out_of_range_b21 # CHECK: :[[#@LINE]]:3: error: fixup value out of range
+out_of_range_b18:
+  beqz $a0, out_of_range_b23 # CHECK: :[[#@LINE]]:3: error: fixup value out of range range represented by 23 bit
   .space 1<<23
-out_of_range_b21:
-  b out_of_range_b26 # CHECK: :[[#@LINE]]:3: error: fixup value out of range
+out_of_range_b23:
+  b out_of_range_b28 # CHECK: :[[#@LINE]]:3: error: fixup value out of range represented by 28 bit
   .space 1<<28
-out_of_range_b26:
+out_of_range_b28:
Index: llvm/lib/Target/LoongArch/MCTargetDesc/LoongArchAsmBackend.cpp
===================================================================
--- llvm/lib/Target/LoongArch/MCTargetDesc/LoongArchAsmBackend.cpp
+++ llvm/lib/Target/LoongArch/MCTargetDesc/LoongArchAsmBackend.cpp
@@ -89,21 +89,24 @@
     return Value;
   case LoongArch::fixup_loongarch_b16: {
     if (!isInt<18>(Value))
-      Ctx.reportError(Fixup.getLoc(), "fixup value out of range");
+      Ctx.reportError(Fixup.getLoc(),
+                      "fixup value out of range represented by 18 bit");
     if (Value % 4)
       Ctx.reportError(Fixup.getLoc(), "fixup value must be 4-byte aligned");
     return (Value >> 2) & 0xffff;
   }
   case LoongArch::fixup_loongarch_b21: {
     if (!isInt<23>(Value))
-      Ctx.reportError(Fixup.getLoc(), "fixup value out of range");
+      Ctx.reportError(Fixup.getLoc(),
+                      "fixup value out of range represented by 23 bit");
     if (Value % 4)
       Ctx.reportError(Fixup.getLoc(), "fixup value must be 4-byte aligned");
     return ((Value & 0x3fffc) << 8) | ((Value >> 18) & 0x1f);
   }
   case LoongArch::fixup_loongarch_b26: {
     if (!isInt<28>(Value))
-      Ctx.reportError(Fixup.getLoc(), "fixup value out of range");
+      Ctx.reportError(Fixup.getLoc(),
+                      "fixup value out of range represented by 28 bit");
     if (Value % 4)
       Ctx.reportError(Fixup.getLoc(), "fixup value must be 4-byte aligned");
     return ((Value & 0x3fffc) << 8) | ((Value >> 18) & 0x3ff);


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