From 69f3deff73759a006bafa7d5595cde01d0738dde Mon Sep 17 00:00:00 2001
From: Lars Knoll <lars.knoll@qt.io>
Date: Thu, 24 Aug 2017 10:41:36 +0200
Subject: Change offsets to be integer based

This is big enough for generated bytecode, and gives more uniform
sizing in our instructions (everything's an int), that will simplify
moving over to a compressed instruction stream.

Change-Id: Ieb13c5db84348f11c3297c08dca640bb9ec5f224
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
---
 src/qml/compiler/qv4bytecodegenerator.cpp |  4 ++--
 src/qml/compiler/qv4instr_moth_p.h        | 36 +++++++++++++++----------------
 2 files changed, 20 insertions(+), 20 deletions(-)

(limited to 'src/qml')

diff --git a/src/qml/compiler/qv4bytecodegenerator.cpp b/src/qml/compiler/qv4bytecodegenerator.cpp
index cae984a253..3c28f6a719 100644
--- a/src/qml/compiler/qv4bytecodegenerator.cpp
+++ b/src/qml/compiler/qv4bytecodegenerator.cpp
@@ -97,9 +97,9 @@ void BytecodeGenerator::finalize(Compiler::Context *context)
         int offset = instructionOffsets.at(j.instructionIndex) + j.offset;
 //        qDebug() << "offset data is at" << offset;
         char *c = code.data() + offset;
-        ptrdiff_t linkedInstructionOffset = instructionOffsets.at(linkedInstruction) - offset;
+        int linkedInstructionOffset = instructionOffsets.at(linkedInstruction) - offset;
 //        qDebug() << "linked instruction" << linkedInstruction << "at " << instructionOffsets.at(linkedInstruction);
-        memcpy(c, &linkedInstructionOffset, sizeof(ptrdiff_t));
+        memcpy(c, &linkedInstructionOffset, sizeof(int));
     }
 
     context->code = code;
diff --git a/src/qml/compiler/qv4instr_moth_p.h b/src/qml/compiler/qv4instr_moth_p.h
index 588ee7c110..9ca69c3eed 100644
--- a/src/qml/compiler/qv4instr_moth_p.h
+++ b/src/qml/compiler/qv4instr_moth_p.h
@@ -446,7 +446,7 @@ union Instr
     };
     struct instr_setExceptionHandler {
         MOTH_INSTR_HEADER
-        qptrdiff offset;
+        int offset;
     };
     struct instr_throwException {
         MOTH_INSTR_HEADER
@@ -533,83 +533,83 @@ union Instr
     };
     struct instr_jump {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_jumpEq {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_jumpNe {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpEqNull {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpNeNull {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpEqInt {
         MOTH_INSTR_HEADER
         int lhs;
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpNeInt {
         MOTH_INSTR_HEADER
         int lhs;
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpEq {
         MOTH_INSTR_HEADER
         StackSlot lhs;
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpNe {
         MOTH_INSTR_HEADER
         StackSlot lhs;
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpGt {
         MOTH_INSTR_HEADER
         StackSlot lhs;
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpGe {
         MOTH_INSTR_HEADER
         StackSlot lhs;
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpLt {
         MOTH_INSTR_HEADER
         StackSlot lhs;
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_cmpJmpLe {
         MOTH_INSTR_HEADER
         StackSlot lhs;
-        ptrdiff_t offset;
+        int offset;
     };
     struct instr_jumpStrictEqual {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
         StackSlot lhs;
     };
     struct instr_jumpStrictNotEqual {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
         StackSlot lhs;
     };
     struct instr_jumpStrictEqualStackSlotInt {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
         StackSlot lhs;
         int rhs;
     };
     struct instr_jumpStrictNotEqualStackSlotInt {
         MOTH_INSTR_HEADER
-        ptrdiff_t offset;
+        int offset;
         StackSlot lhs;
         int rhs;
     };
-- 
cgit v1.2.3