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Refactor DebugLocDWARFExpression so it doesn't require access to the

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TargetRegisterInfo. DebugLocEntry now holds a buffer with the raw bytes
of the pre-calculated DWARF expression.

Ought to be NFC, but it does slightly alter the output format of the
textual assembly.

This reapplies 230930 with a relaxed assertion in DebugLocEntry::finalize()
that allows for empty DWARF expressions for constant FP values.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230975 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Adrian Prantl
2015-03-02 17:21:06 +00:00
parent 2271bfcd9c
commit 9680c9c1a8
11 changed files with 170 additions and 153 deletions
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8
test/CodeGen/ARM/debug-info-qreg.ll
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@@ -3,13 +3,13 @@ target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-
target triple = "thumbv7-apple-macosx10.6.7"
;CHECK: sub-register DW_OP_regx
;CHECK-NEXT: ascii
;CHECK-NEXT: 256
;CHECK-NEXT: DW_OP_piece
;CHECK-NEXT: byte 8
;CHECK-NEXT: 8
;CHECK-NEXT: sub-register DW_OP_regx
;CHECK-NEXT: ascii
;CHECK-NEXT: 257
;CHECK-NEXT: DW_OP_piece
;CHECK-NEXT: byte 8
;CHECK-NEXT: 8
@.str = external constant [13 x i8]