maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[PowerPC] Support register name prefixes for vector registers 

Match binutils by supporting the optional register name prefix for new vector
registers ("vs" for VSX registers and "q" for QPX registers).

llvm-svn: 235665
This commit is contained in:
Hal Finkel 2015-04-23 23:16:22 +00:00
parent 66242d6c5e
commit 4dc8fcc224
3 changed files with 14 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
View File

@ -1219,10 +1219,18 @@ MatchRegisterName(const AsmToken &Tok, unsigned &RegNo, int64_t &IntVal) {
!Name.substr(1).getAsInteger(10, IntVal) && IntVal < 32) {
RegNo = FRegs[IntVal];
return false;
} else if (Name.startswith_lower("vs") &&
!Name.substr(2).getAsInteger(10, IntVal) && IntVal < 64) {
RegNo = VSRegs[IntVal];
return false;
} else if (Name.startswith_lower("v") &&
!Name.substr(1).getAsInteger(10, IntVal) && IntVal < 32) {
RegNo = VRegs[IntVal];
return false;
} else if (Name.startswith_lower("q") &&
!Name.substr(1).getAsInteger(10, IntVal) && IntVal < 32) {
RegNo = QFRegs[IntVal];
return false;
} else if (Name.startswith_lower("cr") &&
!Name.substr(2).getAsInteger(10, IntVal) && IntVal < 8) {
RegNo = CRRegs[IntVal];

3
llvm/test/MC/PowerPC/qpx.s
View File

@ -1,6 +1,7 @@
# RUN: llvm-mc -triple powerpc64-bgq-linux --show-encoding %s | FileCheck %s
# FIXME: print qvflogical aliases.
# CHECK: qvfabs 3, 5 # encoding: [0x10,0x60,0x2a,0x10]
qvfabs %q3, %q5
# CHECK: qvfabs 3, 5 # encoding: [0x10,0x60,0x2a,0x10]
qvfabs 3, 5

4
llvm/test/MC/PowerPC/vsx.s
View File

@ -1,6 +1,10 @@
# RUN: llvm-mc -triple powerpc64-unknown-linux-gnu --show-encoding %s | FileCheck -check-prefix=CHECK-BE %s
# RUN: llvm-mc -triple powerpc64le-unknown-linux-gnu --show-encoding %s | FileCheck -check-prefix=CHECK-LE %s
# CHECK-BE: xxswapd 7, 63 # encoding: [0xf0,0xff,0xfa,0x56]
# CHECK-LE: xxswapd 7, 63 # encoding: [0x56,0xfa,0xff,0xf0]
xxswapd %vs7, %vs63
# CHECK-BE: lxsdx 39, 5, 31 # encoding: [0x7c,0xe5,0xfc,0x99]
# CHECK-LE: lxsdx 39, 5, 31 # encoding: [0x99,0xfc,0xe5,0x7c]
lxsdx 39, 5, 31