OK. I will revert this at first.

Let's figure out a right solution.

Acked-by: Jiewen Yao <[email protected]>

> -----Original Message-----
> From: [email protected] <[email protected]> On Behalf Of Gerd
> Hoffmann
> Sent: Friday, June 10, 2022 7:03 PM
> To: [email protected]
> Cc: Oliver Steffen <[email protected]>; James Bottomley
> <[email protected]>; Tom Lendacky <[email protected]>; Gerd
> Hoffmann <[email protected]>; Justen, Jordan L <[email protected]>;
> Chen, Christine <[email protected]>; Brijesh Singh
> <[email protected]>; Aktas, Erdem <[email protected]>; Yao,
> Jiewen <[email protected]>; Gao, Liming <[email protected]>;
> Ard Biesheuvel <[email protected]>; Pawel Polawski
> <[email protected]>; Feng, Bob C <[email protected]>; Xu, Min M
> <[email protected]>
> Subject: [edk2-devel] [PATCH v6 1/3] Revert "OvmfPkg/Sec: fix stack switch"
> 
> This reverts commit ff36b2550f94dc5fac838cf298ae5a23cfddf204.
> 
> Has no effect because GCC_IA32_CC_FLAGS and GCC_X64_CC_FLAGS are
> unused.
> 
> Signed-off-by: Gerd Hoffmann <[email protected]>
> ---
>  OvmfPkg/Sec/SecMain.c             | 4 ----
>  BaseTools/Conf/tools_def.template | 6 +++---
>  2 files changed, 3 insertions(+), 7 deletions(-)
> 
> diff --git a/OvmfPkg/Sec/SecMain.c b/OvmfPkg/Sec/SecMain.c
> index 3ca0dcdfd3dd..1167d22a68cc 100644
> --- a/OvmfPkg/Sec/SecMain.c
> +++ b/OvmfPkg/Sec/SecMain.c
> @@ -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);
>    }
> diff --git a/BaseTools/Conf/tools_def.template
> b/BaseTools/Conf/tools_def.template
> index adcd23f7273f..5ed19810b727 100755
> --- a/BaseTools/Conf/tools_def.template
> +++ b/BaseTools/Conf/tools_def.template
> @@ -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
> --
> 2.36.1
> 
> 
> 
> 
> 



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