diff options
Diffstat (limited to 'src/arch/x86/isa/insts/data_transfer/stack_operations.py')
-rw-r--r-- | src/arch/x86/isa/insts/data_transfer/stack_operations.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/arch/x86/isa/insts/data_transfer/stack_operations.py b/src/arch/x86/isa/insts/data_transfer/stack_operations.py index b7ec0ec66..50b690354 100644 --- a/src/arch/x86/isa/insts/data_transfer/stack_operations.py +++ b/src/arch/x86/isa/insts/data_transfer/stack_operations.py @@ -55,15 +55,21 @@ microcode = ''' def macroop POP_R { + + # Make the default data size of pops 64 bits in 64 bit mode .adjust_env "if(machInst.mode.submode == SixtyFourBitMode && env.dataSize == 4) env.dataSize = 8\;" - # There needs to be a load here to actually "pop" the data + + ld "env.reg", 2, [0, "NUM_INTREGS", "INTREG_RSP"] addi "INTREG_RSP", "INTREG_RSP", "env.dataSize" }; def macroop PUSH_R { + + # Make the default data size of pops 64 bits in 64 bit mode .adjust_env "if(machInst.mode.submode == SixtyFourBitMode && env.dataSize == 4) env.dataSize = 8\;" + subi "INTREG_RSP", "INTREG_RSP", "env.dataSize" - # There needs to be a store here to actually "push" the data + st "env.reg", 2, [0, "NUM_INTREGS", "INTREG_RSP"] }; ''' #let {{ |