From 2e3446a410f77baa26f2bcc7226aed91bc3d9b32 Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Thu, 6 Aug 2009 21:44:42 -0700 Subject: [PATCH] X86: Adjust the various sizes used for the enter and leave instructions. --- .../data_transfer/stack_operations.py | 21 ++++++++++--------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/src/arch/x86/isa/insts/general_purpose/data_transfer/stack_operations.py b/src/arch/x86/isa/insts/general_purpose/data_transfer/stack_operations.py index f4c8a4663..8ad5e4763 100644 --- a/src/arch/x86/isa/insts/general_purpose/data_transfer/stack_operations.py +++ b/src/arch/x86/isa/insts/general_purpose/data_transfer/stack_operations.py @@ -150,13 +150,14 @@ def macroop LEAVE { # Make the default data size of pops 64 bits in 64 bit mode .adjust_env oszIn64Override - mov t1, t1, rbp, dataSize=asz + mov t1, t1, rbp, dataSize=ssz ld rbp, ss, [1, t0, t1], dataSize=ssz - mov rsp, rsp, t1, dataSize=asz - addi rsp, rsp, ssz, dataSize=asz + mov rsp, rsp, t1, dataSize=ssz + addi rsp, rsp, ssz, dataSize=ssz }; def macroop ENTER_I_I { + .adjust_env oszIn64Override # This needs to check all the addresses it writes to before it actually # writes any values. @@ -168,10 +169,10 @@ def macroop ENTER_I_I { # t1 is now the masked nesting level, and t2 is the amount of storage. # Push rbp. - stupd rbp, ss, [1, t0, rsp], "-env.stackSize", dataSize=ssz + stupd rbp, ss, [1, t0, rsp], "-env.dataSize" # Save the stack pointer for later - mov t6, t6, rsp, dataSize=asz + mov t6, t6, rsp # If the nesting level is zero, skip all this stuff. sub t0, t1, t0, flags=(EZF,), dataSize=2 @@ -183,8 +184,8 @@ def macroop ENTER_I_I { limm t4, "ULL(-1)", dataSize=8 topOfLoop: - ld t5, ss, [ssz, t4, rbp], dataSize=ssz - stupd t5, ss, [1, t0, rsp], "-env.stackSize" + ld t5, ss, [dsz, t4, rbp] + stupd t5, ss, [1, t0, rsp], "-env.dataSize" # If we're not done yet, loop subi t4, t4, 1, dataSize=8 @@ -193,10 +194,10 @@ topOfLoop: bottomOfLoop: # Push the old rbp onto the stack - stupd t6, ss, [1, t0, rsp], "-env.stackSize" + stupd t6, ss, [1, t0, rsp], "-env.dataSize" skipLoop: - sub rsp, rsp, t2, dataSize=asz - mov rbp, rbp, t6, dataSize=asz + sub rsp, rsp, t2, dataSize=ssz + mov rbp, rbp, t6 }; ''' -- 2.30.2