Title: [148653] trunk/Source/_javascript_Core
- Revision
- 148653
- Author
- [email protected]
- Date
- 2013-04-17 18:08:49 -0700 (Wed, 17 Apr 2013)
Log Message
Fix SH4 build (broken since r148639).
https://bugs.webkit.org/show_bug.cgi?id=114773.
Allow longer displacements for specific branches in SH4 LLINT.
Patch by Julien Brianceau <[email protected]> on 2013-04-17
Reviewed by Oliver Hunt.
* offlineasm/sh4.rb:
Modified Paths
Diff
Modified: trunk/Source/_javascript_Core/ChangeLog (148652 => 148653)
--- trunk/Source/_javascript_Core/ChangeLog 2013-04-18 00:37:14 UTC (rev 148652)
+++ trunk/Source/_javascript_Core/ChangeLog 2013-04-18 01:08:49 UTC (rev 148653)
@@ -1,3 +1,14 @@
+2013-04-17 Julien Brianceau <[email protected]>
+
+ Fix SH4 build (broken since r148639).
+ https://bugs.webkit.org/show_bug.cgi?id=114773.
+
+ Allow longer displacements for specific branches in SH4 LLINT.
+
+ Reviewed by Oliver Hunt.
+
+ * offlineasm/sh4.rb:
+
2013-04-14 Roger Fong <[email protected]>
Unreviewed. More Windows build fix.
Modified: trunk/Source/_javascript_Core/offlineasm/sh4.rb (148652 => 148653)
--- trunk/Source/_javascript_Core/offlineasm/sh4.rb 2013-04-18 00:37:14 UTC (rev 148652)
+++ trunk/Source/_javascript_Core/offlineasm/sh4.rb 2013-04-18 01:08:49 UTC (rev 148653)
@@ -457,8 +457,21 @@
end
def emitSH4BranchIfT(label, neg)
- sh4opcode = neg ? "bf" : "bt"
- $asm.puts "#{sh4opcode} #{label.asmLabel}"
+ outlabel = LocalLabel.unique("branchIfT")
+ sh4opcode = neg ? "bt" : "bf"
+ $asm.puts "#{sh4opcode} #{LocalLabelReference.new(codeOrigin, outlabel).asmLabel}"
+ if label.is_a? LocalLabelReference
+ $asm.puts "bra #{label.asmLabel}"
+ $asm.puts "nop"
+ else
+ $asm.puts ".balign 4"
+ $asm.puts "mov.l @(8, PC), #{SH4_TMP_GPRS[0].sh4Operand}"
+ $asm.puts "jmp @#{SH4_TMP_GPRS[0].sh4Operand}"
+ $asm.puts "nop"
+ $asm.puts "nop"
+ $asm.puts ".long #{label.asmLabel}"
+ end
+ outlabel.lower("SH4")
end
def emitSH4IntCompare(cmpOpcode, operands)
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