Avoid VL_REGS, VTYPE_REGS join register allocation.
gcc/ChangeLog:
* config/riscv/riscv.h: Remove VL_REGS, VTYPE_REGS class.
* config/riscv/riscv.cc: Ditto.
---
gcc/config/riscv/riscv.cc | 8 +-------
gcc/config/riscv/riscv.h | 6 ------
2 files changed, 1 insertion(+), 13 deletions(-)
diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc
index 209d9a53e7b..3b7804b7501 100644
--- a/gcc/config/riscv/riscv.cc
+++ b/gcc/config/riscv/riscv.cc
@@ -293,7 +293,7 @@ const enum reg_class
riscv_regno_to_class[FIRST_PSEUDO_REGISTER] = {
FP_REGS, FP_REGS, FP_REGS, FP_REGS,
FP_REGS, FP_REGS, FP_REGS, FP_REGS,
FP_REGS, FP_REGS, FP_REGS, FP_REGS,
- FRAME_REGS, FRAME_REGS, VL_REGS, VTYPE_REGS,
+ FRAME_REGS, FRAME_REGS, NO_REGS, NO_REGS,
NO_REGS, NO_REGS, NO_REGS, NO_REGS,
NO_REGS, NO_REGS, NO_REGS, NO_REGS,
NO_REGS, NO_REGS, NO_REGS, NO_REGS,
@@ -5831,12 +5831,6 @@ riscv_class_max_nregs (reg_class_t rclass, machine_mode
mode)
if (reg_class_subset_p (rclass, V_REGS))
return riscv_hard_regno_nregs (V_REG_FIRST, mode);
- if (reg_class_subset_p (rclass, VL_REGS))
- return 1;
-
- if (reg_class_subset_p (rclass, VTYPE_REGS))
- return 1;
-
return 0;
}
diff --git a/gcc/config/riscv/riscv.h b/gcc/config/riscv/riscv.h
index 0ab739bd6eb..02e1224c3cd 100644
--- a/gcc/config/riscv/riscv.h
+++ b/gcc/config/riscv/riscv.h
@@ -462,8 +462,6 @@ enum reg_class
GR_REGS, /* integer registers */
FP_REGS, /* floating-point registers */
FRAME_REGS, /* arg pointer and frame pointer */
- VL_REGS, /* vl register */
- VTYPE_REGS, /* vtype register */
VM_REGS, /* v0.t registers */
VD_REGS, /* vector registers except v0.t */
V_REGS, /* vector registers */
@@ -487,8 +485,6 @@ enum reg_class
"GR_REGS", \
"FP_REGS", \
"FRAME_REGS",
\
- "VL_REGS", \
- "VTYPE_REGS",
\
"VM_REGS", \
"VD_REGS", \
"V_REGS", \
@@ -514,8 +510,6 @@ enum reg_class
{ 0xffffffff, 0x00000000, 0x00000000, 0x00000000 }, /* GR_REGS */
\
{ 0x00000000, 0xffffffff, 0x00000000, 0x00000000 }, /* FP_REGS */
\
{ 0x00000000, 0x00000000, 0x00000003, 0x00000000 }, /* FRAME_REGS */
\
- { 0x00000000, 0x00000000, 0x00000004, 0x00000000 }, /* VL_REGS */
\
- { 0x00000000, 0x00000000, 0x00000008, 0x00000000 }, /* VTYPE_REGS */
\
{ 0x00000000, 0x00000000, 0x00000000, 0x00000001 }, /* V0_REGS */
\
{ 0x00000000, 0x00000000, 0x00000000, 0xfffffffe }, /* VNoV0_REGS */
\
{ 0x00000000, 0x00000000, 0x00000000, 0xffffffff }, /* V_REGS */
\
--
2.37.2
