diff options
Diffstat (limited to 'user/qt5-qtwebkit/armv6.patch')
-rw-r--r-- | user/qt5-qtwebkit/armv6.patch | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/user/qt5-qtwebkit/armv6.patch b/user/qt5-qtwebkit/armv6.patch new file mode 100644 index 000000000..d2911d6d7 --- /dev/null +++ b/user/qt5-qtwebkit/armv6.patch @@ -0,0 +1,72 @@ +From 7cc86ebe881f36bfef18d8eeee666d2a55eae892 Mon Sep 17 00:00:00 2001 +From: Guilherme Iscaro <iscaro@profusion.mobi> +Date: Fri, 31 Mar 2017 10:31:49 -0300 +Subject: [PATCH] Fix build on ARMv6. + +The ARMv6 and older architures does not support the movw and movl +instructions, thus causing a build break. +This patch fix the problem by creating a new offlineasm instruction, +which will use the ldr instruction to load a immediate into a register. + +https://bugs.webkit.org/show_bug.cgi?id=141288 + +Reviewed by NOBODY (OOPS!). + +* llint/LowLevelInterpreter.asm: +* offlineasm/arm.rb: +* offlineasm/instructions.rb: +--- + Source/JavaScriptCore/llint/LowLevelInterpreter.asm | 8 +++++++- + Source/JavaScriptCore/offlineasm/arm.rb | 2 ++ + Source/JavaScriptCore/offlineasm/instructions.rb | 3 ++- + 3 files changed, 11 insertions(+), 2 deletions(-) + +diff --git Source/JavaScriptCore/llint/LowLevelInterpreter.asm Source/JavaScriptCore/llint/LowLevelInterpreter.asm +index ab3c0c8e771..6c32eef8852 100644 +--- a/Source/JavaScriptCore/llint/LowLevelInterpreter.asm ++++ b/Source/JavaScriptCore/llint/LowLevelInterpreter.asm +@@ -1167,7 +1167,13 @@ macro setEntryAddress(index, label) + move index, t4 + storep t1, [a0, t4, 8] + elsif ARM or ARMv7 or ARMv7_TRADITIONAL +- mvlbl (label - _relativePCBase), t4 ++ if ARM ++ ldrlbl t4, label ++ ldrlbl t3, _relativePCBase ++ subp t4, t3, t4 ++ else ++ mvlbl (label - _relativePCBase), t4 ++ end + addp t4, t1, t4 + move index, t3 + storep t4, [a0, t3, 4] +diff --git Source/JavaScriptCore/offlineasm/arm.rb Source/JavaScriptCore/offlineasm/arm.rb +index c8064a59196..a9c40c8995c 100644 +--- a/Source/JavaScriptCore/offlineasm/arm.rb ++++ b/Source/JavaScriptCore/offlineasm/arm.rb +@@ -504,6 +504,8 @@ class Instruction + when "mvlbl" + $asm.puts "movw #{operands[1].armOperand}, \#:lower16:#{operands[0].value}" + $asm.puts "movt #{operands[1].armOperand}, \#:upper16:#{operands[0].value}" ++ when "ldrlbl" ++ $asm.puts "ldr #{operands[0].armOperand}, =#{operands[1].value}" + when "nop" + $asm.puts "nop" + when "bieq", "bpeq", "bbeq" +diff --git Source/JavaScriptCore/offlineasm/instructions.rb Source/JavaScriptCore/offlineasm/instructions.rb +index bbfce7193b3..8cc1cb961ce 100644 +--- a/Source/JavaScriptCore/offlineasm/instructions.rb ++++ b/Source/JavaScriptCore/offlineasm/instructions.rb +@@ -261,7 +261,8 @@ X86_INSTRUCTIONS = + ARM_INSTRUCTIONS = + [ + "clrbp", +- "mvlbl" ++ "mvlbl", ++ "ldrlbl" + ] + + ARM64_INSTRUCTIONS = +-- +2.12.1 + |