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Fix compile time warning about building the FRV backend by adding missing break statements to the switches in frv_register_move_cost. 

PR target/85978
	* config/frv/frv.c (frv_register_move_cost): Add break statements
	to avoid falling through to the wrong cases.  Tidy code.

From-SVN: r276306
This commit is contained in:
Nick Clifton 2019-09-30 15:27:14 +00:00 committed by Nick Clifton
parent 51051f474a
commit 0c88d078eb
2 changed files with 10 additions and 4 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2019-09-30 Nick Clifton <nickc@redhat.com>
PR target/85978
* config/frv/frv.c (frv_register_move_cost): Add break statements
to avoid falling through to the wrong cases. Tidy code.
2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):

8
gcc/config/frv/frv.c
View File

@ -6686,7 +6686,6 @@ frv_register_move_cost (machine_mode mode ATTRIBUTE_UNUSED,
case FDPIC_REGS:
case FDPIC_FPTR_REGS:
case FDPIC_CALL_REGS:
switch (to)
{
default:
@ -6700,7 +6699,6 @@ frv_register_move_cost (machine_mode mode ATTRIBUTE_UNUSED,
case FDPIC_REGS:
case FDPIC_FPTR_REGS:
case FDPIC_CALL_REGS:
return LOW_COST;
case FPR_REGS:
@ -6711,6 +6709,7 @@ frv_register_move_cost (machine_mode mode ATTRIBUTE_UNUSED,
case SPR_REGS:
return LOW_COST;
}
break;
case QUAD_FPR_REGS:
switch (to)
@ -6734,6 +6733,7 @@ frv_register_move_cost (machine_mode mode ATTRIBUTE_UNUSED,
case QUAD_FPR_REGS:
return LOW_COST;
}
break;
case LCR_REG:
case LR_REG:
@ -6751,9 +6751,9 @@ frv_register_move_cost (machine_mode mode ATTRIBUTE_UNUSED,
case FDPIC_REGS:
case FDPIC_FPTR_REGS:
case FDPIC_CALL_REGS:
return MEDIUM_COST;
}
break;
case QUAD_ACC_REGS:
case ACCG_REGS:
@ -6764,8 +6764,8 @@ frv_register_move_cost (machine_mode mode ATTRIBUTE_UNUSED,
case QUAD_FPR_REGS:
return MEDIUM_COST;
}
break;
}
return HIGH_COST;