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Side by Side Diff: src/full-codegen/arm/full-codegen-arm.cc

Issue 1696043002: [runtime] Unify and simplify how frames are marked (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix merge problems Created 4 years, 9 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #if V8_TARGET_ARCH_ARM 5 #if V8_TARGET_ARCH_ARM
6 6
7 #include "src/ast/scopes.h" 7 #include "src/ast/scopes.h"
8 #include "src/code-factory.h" 8 #include "src/code-factory.h"
9 #include "src/code-stubs.h" 9 #include "src/code-stubs.h"
10 #include "src/codegen.h" 10 #include "src/codegen.h"
(...skipping 1921 matching lines...) Expand 10 before | Expand all | Expand 10 after
1932 Label resume_frame, done; 1932 Label resume_frame, done;
1933 __ bind(&push_frame); 1933 __ bind(&push_frame);
1934 __ bl(&resume_frame); 1934 __ bl(&resume_frame);
1935 __ jmp(&done); 1935 __ jmp(&done);
1936 __ bind(&resume_frame); 1936 __ bind(&resume_frame);
1937 // lr = return address. 1937 // lr = return address.
1938 // fp = caller's frame pointer. 1938 // fp = caller's frame pointer.
1939 // pp = caller's constant pool (if FLAG_enable_embedded_constant_pool), 1939 // pp = caller's constant pool (if FLAG_enable_embedded_constant_pool),
1940 // cp = callee's context, 1940 // cp = callee's context,
1941 // r4 = callee's JS function. 1941 // r4 = callee's JS function.
1942 __ PushFixedFrame(r4); 1942 __ PushStandardFrame(r4);
1943 // Adjust FP to point to saved FP.
1944 __ add(fp, sp, Operand(StandardFrameConstants::kFixedFrameSizeFromFp));
1945 1943
1946 // Load the operand stack size. 1944 // Load the operand stack size.
1947 __ ldr(r3, FieldMemOperand(r1, JSGeneratorObject::kOperandStackOffset)); 1945 __ ldr(r3, FieldMemOperand(r1, JSGeneratorObject::kOperandStackOffset));
1948 __ ldr(r3, FieldMemOperand(r3, FixedArray::kLengthOffset)); 1946 __ ldr(r3, FieldMemOperand(r3, FixedArray::kLengthOffset));
1949 __ SmiUntag(r3); 1947 __ SmiUntag(r3);
1950 1948
1951 // If we are sending a value and there is no operand stack, we can jump back 1949 // If we are sending a value and there is no operand stack, we can jump back
1952 // in directly. 1950 // in directly.
1953 if (resume_mode == JSGeneratorObject::NEXT) { 1951 if (resume_mode == JSGeneratorObject::NEXT) {
1954 Label slow_resume; 1952 Label slow_resume;
(...skipping 2276 matching lines...) Expand 10 before | Expand all | Expand 10 after
4231 DCHECK(interrupt_address == 4229 DCHECK(interrupt_address ==
4232 isolate->builtins()->OsrAfterStackCheck()->entry()); 4230 isolate->builtins()->OsrAfterStackCheck()->entry());
4233 return OSR_AFTER_STACK_CHECK; 4231 return OSR_AFTER_STACK_CHECK;
4234 } 4232 }
4235 4233
4236 4234
4237 } // namespace internal 4235 } // namespace internal
4238 } // namespace v8 4236 } // namespace v8
4239 4237
4240 #endif // V8_TARGET_ARCH_ARM 4238 #endif // V8_TARGET_ARCH_ARM
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