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Revert "OvmfPkg/Sec: fix stack switch" 

This reverts commit ff36b2550f.

Has no effect because GCC_IA32_CC_FLAGS and GCC_X64_CC_FLAGS are unused.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
This commit is contained in:
Gerd Hoffmann 2022-06-10 19:02:44 +08:00 committed by mergify[bot]
parent ccc269756f
commit f0b97e165e
2 changed files with 3 additions and 7 deletions
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6
BaseTools/Conf/tools_def.template
View File

@ -1849,9 +1849,9 @@ NOOPT_*_*_OBJCOPY_ADDDEBUGFLAG = --add-gnu-debuglink=$(DEBUG_DIR)/$(MODULE_N
*_*_*_DTC_PATH = DEF(DTC_BIN)
DEFINE GCC_ALL_CC_FLAGS = -g -Os -fshort-wchar -fno-builtin -fno-strict-aliasing -Wall -Werror -Wno-array-bounds -include AutoGen.h -fno-common
DEFINE GCC_IA32_CC_FLAGS = DEF(GCC_ALL_CC_FLAGS) -m32 -malign-double -freorder-blocks -freorder-blocks-and-partition -O2 -mno-stack-arg-probe -fno-omit-frame-pointer
DEFINE GCC_X64_CC_FLAGS = DEF(GCC_ALL_CC_FLAGS) -mno-red-zone -Wno-address -mno-stack-arg-probe -fomit-frame-pointer -DOMIT_FRAME_POINTER=1
DEFINE GCC_ARM_CC_FLAGS = DEF(GCC_ALL_CC_FLAGS) -mlittle-endian -mabi=aapcs -fno-short-enums -funsigned-char -ffunction-sections -fdata-sections -fomit-frame-pointer -DOMIT_FRAME_POINTER=1 -Wno-address -mthumb -mfloat-abi=soft -fno-pic -fno-pie
DEFINE GCC_IA32_CC_FLAGS = DEF(GCC_ALL_CC_FLAGS) -m32 -malign-double -freorder-blocks -freorder-blocks-and-partition -O2 -mno-stack-arg-probe
DEFINE GCC_X64_CC_FLAGS = DEF(GCC_ALL_CC_FLAGS) -mno-red-zone -Wno-address -mno-stack-arg-probe
DEFINE GCC_ARM_CC_FLAGS = DEF(GCC_ALL_CC_FLAGS) -mlittle-endian -mabi=aapcs -fno-short-enums -funsigned-char -ffunction-sections -fdata-sections -fomit-frame-pointer -Wno-address -mthumb -mfloat-abi=soft -fno-pic -fno-pie
DEFINE GCC_ARM_CC_XIPFLAGS = -mno-unaligned-access
DEFINE GCC_AARCH64_CC_FLAGS = DEF(GCC_ALL_CC_FLAGS) -mlittle-endian -fno-short-enums -fverbose-asm -funsigned-char -ffunction-sections -fdata-sections -Wno-address -fno-asynchronous-unwind-tables -fno-unwind-tables -fno-pic -fno-pie -ffixed-x18
DEFINE GCC_AARCH64_CC_XIPFLAGS = -mstrict-align -mgeneral-regs-only

4
OvmfPkg/Sec/SecMain.c
View File

@ -1052,15 +1052,11 @@ TemporaryRamMigration (
if (SetJump (&JumpBuffer) == 0) {
#if defined (MDE_CPU_IA32)
JumpBuffer.Esp = JumpBuffer.Esp + DebugAgentContext.StackMigrateOffset;
#ifndef OMIT_FRAME_POINTER
JumpBuffer.Ebp = JumpBuffer.Ebp + DebugAgentContext.StackMigrateOffset;
#endif
#endif
#if defined (MDE_CPU_X64)
JumpBuffer.Rsp = JumpBuffer.Rsp + DebugAgentContext.StackMigrateOffset;
#ifndef OMIT_FRAME_POINTER
JumpBuffer.Rbp = JumpBuffer.Rbp + DebugAgentContext.StackMigrateOffset;
#endif
#endif
LongJump (&JumpBuffer, (UINTN)-1);
}