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[ELF][HEXAGON] Add R_HEX_11/10/9_X support 

Differential Revision: https://reviews.llvm.org/D51225

llvm-svn: 340739
This commit is contained in:
Sid Manning 2018-08-27 12:55:28 +00:00
parent 8d6c7a63a1
commit 569a56d6a0
2 changed files with 30 additions and 0 deletions
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15
lld/ELF/Arch/Hexagon.cpp
View File

@ -115,6 +115,12 @@ static uint32_t findMaskR8(uint32_t Insn) {
return 0x00001fe0;
}
static uint32_t findMaskR11(uint32_t Insn) {
if ((0xff000000 & Insn) == 0xa1000000)
return 0x060020ff;
return 0x06003fe0;
}
static uint32_t findMaskR16(uint32_t Insn) {
if ((0xff000000 & Insn) == 0x48000000)
return 0x061f20ff;
@ -143,6 +149,15 @@ void Hexagon::relocateOne(uint8_t *Loc, RelType Type, uint64_t Val) const {
case R_HEX_8_X:
or32le(Loc, applyMask(findMaskR8(read32le(Loc)), Val));
break;
case R_HEX_9_X:
or32le(Loc, applyMask(0x00003fe0, Val & 0x3f));
break;
case R_HEX_10_X:
or32le(Loc, applyMask(0x00203fe0, Val & 0x3f));
break;
case R_HEX_11_X:
or32le(Loc, applyMask(findMaskR11(read32le(Loc)), Val & 0x3f));
break;
case R_HEX_12_X:
or32le(Loc, applyMask(0x000007e0, Val));
break;

15
lld/test/ELF/hexagon.s
View File

@ -206,3 +206,18 @@ r0 = add(r1, ##_start)
# R_HEX_B13_PCREL
if (r0 == #0) jump:t #_start
# CHECK: if (r0==#0) jump:t 0x11000
# R_HEX_9_X
p0 = !cmp.gtu(r0, ##_start)
# CHECK: p0 = !cmp.gtu(r0,##69632)
# R_HEX_10_X
p0 = !cmp.gt(r0, ##_start)
# CHECK: p0 = !cmp.gt(r0,##69632)
# R_HEX_11_X
r0 = memw(r1+##_start)
# CHECK: r0 = memw(r1+##69632)
memw(r0+##_start) = r1
# CHECK: memw(r0+##69632) = r1