commit 94695137d1ea3c094dd37ab5b73d66b09639f3f4 Author: hjl Date: Tue Jan 16 11:17:49 2018 +0000 HJ patch #3 diff --git a/gcc/config/i386/constraints.md b/gcc/config/i386/constraints.md index d567fd7..43faabb 100644 --- a/gcc/config/i386/constraints.md +++ b/gcc/config/i386/constraints.md @@ -135,7 +135,8 @@ (define_constraint "w" "@internal Call memory operand." - (and (not (match_test "TARGET_X32")) + (and (not (match_test "ix86_indirect_branch_register")) + (not (match_test "TARGET_X32")) (match_operand 0 "memory_operand"))) ;; Integer constant constraints. diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index ef16cf5..228f8f6 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -11274,7 +11274,7 @@ [(set (pc) (match_operand 0 "indirect_branch_operand"))] "" { - if (TARGET_X32) + if (TARGET_X32 || ix86_indirect_branch_register) operands[0] = convert_memory_address (word_mode, operands[0]); cfun->machine->has_local_indirect_jump = true; }) @@ -11327,7 +11327,7 @@ OPTAB_DIRECT); } - if (TARGET_X32) + if (TARGET_X32 || ix86_indirect_branch_register) operands[0] = convert_memory_address (word_mode, operands[0]); cfun->machine->has_local_indirect_jump = true; }) @@ -11514,7 +11514,7 @@ }) (define_insn "*call_pop" - [(call (mem:QI (match_operand:SI 0 "call_insn_operand" "lzm")) + [(call (mem:QI (match_operand:SI 0 "call_insn_operand" "lwz")) (match_operand 1)) (set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG) @@ -11612,7 +11612,7 @@ (define_insn "*call_value_pop" [(set (match_operand 0) - (call (mem:QI (match_operand:SI 1 "call_insn_operand" "lzm")) + (call (mem:QI (match_operand:SI 1 "call_insn_operand" "lwz")) (match_operand 2))) (set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG) diff --git a/gcc/config/i386/i386.opt b/gcc/config/i386/i386.opt index 9dfa2cb..0a8ae8f 100644 --- a/gcc/config/i386/i386.opt +++ b/gcc/config/i386/i386.opt @@ -654,3 +654,7 @@ Enum(indirect_branch) String(thunk-inline) Value(indirect_branch_thunk_inline) EnumValue Enum(indirect_branch) String(thunk-extern) Value(indirect_branch_thunk_extern) + +mindirect-branch-register +Target Report Var(ix86_indirect_branch_register) Init(0) +Force indirect call and jump via register. diff --git a/gcc/config/i386/predicates.md b/gcc/config/i386/predicates.md index 61614e1..6c7a593 100644 --- a/gcc/config/i386/predicates.md +++ b/gcc/config/i386/predicates.md @@ -540,7 +540,8 @@ ;; Test for a valid operand for indirect branch. (define_predicate "indirect_branch_operand" (ior (match_operand 0 "register_operand") - (and (not (match_test "TARGET_X32")) + (and (not (match_test "ix86_indirect_branch_register")) + (not (match_test "TARGET_X32")) (match_operand 0 "memory_operand")))) ;; Test for a valid operand for a call instruction. @@ -549,8 +550,9 @@ (ior (match_test "constant_call_address_operand (op, mode == VOIDmode ? mode : Pmode)") (match_operand 0 "call_register_no_elim_operand") - (and (not (match_test "TARGET_X32")) - (match_operand 0 "memory_operand")))) + (and (not (match_test "ix86_indirect_branch_register")) + (and (not (match_test "TARGET_X32")) + (match_operand 0 "memory_operand"))))) ;; Similarly, but for tail calls, in which we cannot allow memory references. (define_special_predicate "sibcall_insn_operand" diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 5acd23a..4a365c7 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -658,7 +658,8 @@ Objective-C and Objective-C++ Dialects}. -m32 -m64 -mx32 -mlarge-data-threshold=@var{num} @gol -msse2avx -mfentry -m8bit-idiv @gol -mavx256-split-unaligned-load -mavx256-split-unaligned-store @gol --mindirect-branch=@var{choice} -mfunction-return==@var{choice}} +-mindirect-branch=@var{choice} -mfunction-return==@var{choice} +-mindirect-branch-register} @emph{i386 and x86-64 Windows Options} @gccoptlist{-mconsole -mcygwin -mno-cygwin -mdll @gol @@ -14669,6 +14670,10 @@ object file. You can control this behavior for a specific function by using the function attribute @code{function_return}. @xref{Function Attributes}. +@item -mindirect-branch-register +@opindex -mindirect-branch-register +Force indirect call and jump via register. + @end table These @samp{-m} switches are supported in addition to the above diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-1.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-1.c index 034b4cc..321db77 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-1.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-1.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-2.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-2.c index e0c57cb..d584516 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-2.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-2.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-3.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-3.c index 3c0d4c3..9e24a38 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-3.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-3.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-4.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-4.c index 14d4ef6..127b5d9 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-4.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-4.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-7.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-7.c index bc6b47a..17c2d0f 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-7.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-7.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ void func0 (void); void func1 (void); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-1.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-1.c index 7c45142..cd7e8d7 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-1.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-1.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-2.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-2.c index 9eebc84..4dbd7a5 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-2.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-2.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-3.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-3.c index f938db0..4aeec18 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-3.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-3.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-4.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-4.c index 4e58599..ac0e599 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-4.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-4.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-5.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-5.c index b8d5024..573cf1e 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-5.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-5.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-6.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-6.c index 455adab..b2b37fc 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-6.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-6.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-7.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-7.c index 4595b84..4a43e19 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-7.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-attr-7.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -fno-pic" } */ void func0 (void); void func1 (void); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-1.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-1.c index f424181..72de88e 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-1.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-1.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-2.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-2.c index ac54868..d4137b3 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-2.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-2.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-3.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-3.c index 06ebf1c..d9964c2 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-3.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-3.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-4.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-4.c index 1c8f944..d4dca4d 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-4.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-4.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-7.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-7.c index 86e9fd1..aece938 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-7.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-extern-7.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ void func0 (void); void func1 (void); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-1.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-1.c index 4117a35..e3cea3f 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-1.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-1.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-2.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-2.c index 650d55c..6222996 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-2.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-2.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-3.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-3.c index 9540996..2eef6f3 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-3.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-3.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-4.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-4.c index f3db6e2..e825a10 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-4.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-4.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ typedef void (*dispatch_t)(long offset); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-7.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-7.c index 764a375..c67066c 100644 --- a/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-7.c +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-inline-7.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ void func0 (void); void func1 (void); diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-register-1.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-register-1.c new file mode 100644 index 0000000..7d396a3 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-register-1.c @@ -0,0 +1,22 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mindirect-branch=thunk -mindirect-branch-register -fno-pic" } */ + +typedef void (*dispatch_t)(long offset); + +dispatch_t dispatch; + +void +male_indirect_jump (long offset) +{ + dispatch(offset); +} + +/* { dg-final { scan-assembler "jmp\[ \t\]*__x86_indirect_thunk_(r|e)ax" } } */ +/* { dg-final { scan-assembler "jmp\[ \t\]*\.LIND" } } */ +/* { dg-final { scan-assembler "call\[ \t\]*\.LIND" } } */ +/* { dg-final { scan-assembler "mov\[ \t\](%eax|%rax), \\((%esp|%rsp)\\)" } } */ +/* { dg-final { scan-assembler {\tpause} } } */ +/* { dg-final { scan-assembler-not "push(?:l|q)\[ \t\]*_?dispatch" } } */ +/* { dg-final { scan-assembler-not "pushq\[ \t\]%rax" } } */ +/* { dg-final { scan-assembler-not "__x86_indirect_thunk\n" } } */ +/* { dg-final { scan-assembler-not "__x86_indirect_thunk_bnd\n" } } */ diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-register-2.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-register-2.c new file mode 100644 index 0000000..e7e616b --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-register-2.c @@ -0,0 +1,20 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mindirect-branch=thunk-inline -mindirect-branch-register -fno-pic" } */ + +typedef void (*dispatch_t)(long offset); + +dispatch_t dispatch; + +void +male_indirect_jump (long offset) +{ + dispatch(offset); +} + +/* { dg-final { scan-assembler "jmp\[ \t\]*\.LIND" } } */ +/* { dg-final { scan-assembler "call\[ \t\]*\.LIND" } } */ +/* { dg-final { scan-assembler "mov\[ \t\](%eax|%rax), \\((%esp|%rsp)\\)" } } */ +/* { dg-final { scan-assembler {\tpause} } } */ +/* { dg-final { scan-assembler-not "push(?:l|q)\[ \t\]*_?dispatch" } } */ +/* { dg-final { scan-assembler-not "pushq\[ \t\]%rax" } } */ +/* { dg-final { scan-assembler-not "__x86_indirect_thunk" } } */ diff --git a/gcc/testsuite/gcc.target/i386/indirect-thunk-register-3.c b/gcc/testsuite/gcc.target/i386/indirect-thunk-register-3.c new file mode 100644 index 0000000..5320e92 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/indirect-thunk-register-3.c @@ -0,0 +1,19 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mindirect-branch=thunk-extern -mindirect-branch-register -fno-pic" } */ + +typedef void (*dispatch_t)(long offset); + +dispatch_t dispatch; + +void +male_indirect_jump (long offset) +{ + dispatch(offset); +} + +/* { dg-final { scan-assembler "jmp\[ \t\]*__x86_indirect_thunk_(r|e)ax" } } */ +/* { dg-final { scan-assembler-not "push(?:l|q)\[ \t\]*_?dispatch" } } */ +/* { dg-final { scan-assembler-not "pushq\[ \t\]%rax" } } */ +/* { dg-final { scan-assembler-not {\t(pause|pause|nop)} } } */ +/* { dg-final { scan-assembler-not "jmp\[ \t\]*\.LIND" } } */ +/* { dg-final { scan-assembler-not "call\[ \t\]*\.LIND" } } */ diff --git a/gcc/testsuite/gcc.target/i386/ret-thunk-10.c b/gcc/testsuite/gcc.target/i386/ret-thunk-10.c index 3a6727b..e6fea84 100644 --- a/gcc/testsuite/gcc.target/i386/ret-thunk-10.c +++ b/gcc/testsuite/gcc.target/i386/ret-thunk-10.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=thunk-inline -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mno-indirect-branch-register -mfunction-return=thunk-inline -mindirect-branch=thunk -fno-pic" } */ extern void (*bar) (void); diff --git a/gcc/testsuite/gcc.target/i386/ret-thunk-11.c b/gcc/testsuite/gcc.target/i386/ret-thunk-11.c index b8f6818..e239ec4 100644 --- a/gcc/testsuite/gcc.target/i386/ret-thunk-11.c +++ b/gcc/testsuite/gcc.target/i386/ret-thunk-11.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=thunk-extern -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mfunction-return=thunk-extern -mindirect-branch=thunk -fno-pic" } */ extern void (*bar) (void); diff --git a/gcc/testsuite/gcc.target/i386/ret-thunk-12.c b/gcc/testsuite/gcc.target/i386/ret-thunk-12.c index 01b0a02..fa31813 100644 --- a/gcc/testsuite/gcc.target/i386/ret-thunk-12.c +++ b/gcc/testsuite/gcc.target/i386/ret-thunk-12.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk -fno-pic" } */ extern void (*bar) (void); diff --git a/gcc/testsuite/gcc.target/i386/ret-thunk-13.c b/gcc/testsuite/gcc.target/i386/ret-thunk-13.c index 4b497b5..fd5b41f 100644 --- a/gcc/testsuite/gcc.target/i386/ret-thunk-13.c +++ b/gcc/testsuite/gcc.target/i386/ret-thunk-13.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-inline -fno-pic" } */ extern void (*bar) (void); extern int foo (void) __attribute__ ((function_return("thunk"))); diff --git a/gcc/testsuite/gcc.target/i386/ret-thunk-14.c b/gcc/testsuite/gcc.target/i386/ret-thunk-14.c index 4ae4c44..d606373 100644 --- a/gcc/testsuite/gcc.target/i386/ret-thunk-14.c +++ b/gcc/testsuite/gcc.target/i386/ret-thunk-14.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=thunk-extern -fno-pic" } */ extern void (*bar) (void); diff --git a/gcc/testsuite/gcc.target/i386/ret-thunk-15.c b/gcc/testsuite/gcc.target/i386/ret-thunk-15.c index 5b5bc76..75e45e2 100644 --- a/gcc/testsuite/gcc.target/i386/ret-thunk-15.c +++ b/gcc/testsuite/gcc.target/i386/ret-thunk-15.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=keep -mindirect-branch=keep -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=keep -fno-pic" } */ extern void (*bar) (void); diff --git a/gcc/testsuite/gcc.target/i386/ret-thunk-9.c b/gcc/testsuite/gcc.target/i386/ret-thunk-9.c index fa24a1f..d1db41c 100644 --- a/gcc/testsuite/gcc.target/i386/ret-thunk-9.c +++ b/gcc/testsuite/gcc.target/i386/ret-thunk-9.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -mfunction-return=thunk -mindirect-branch=thunk -fno-pic" } */ +/* { dg-options "-O2 -mno-indirect-branch-register -mno-indirect-branch-register -mfunction-return=thunk -mindirect-branch=thunk -fno-pic" } */ extern void (*bar) (void);