fix some assumptions that pointers can only be 32-bits. With this, we can
now compile:
static unsigned long X;
void test1() {
X = 0;
}
into:
_test1:
lis r2, ha16(_X)
li r3, 0
stw r3, lo16(_X)(r2)
blr
Totally amazing :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28839 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCInstr64Bit.td b/lib/Target/PowerPC/PPCInstr64Bit.td
index bb27246..de57ec0 100644
--- a/lib/Target/PowerPC/PPCInstr64Bit.td
+++ b/lib/Target/PowerPC/PPCInstr64Bit.td
@@ -105,6 +105,13 @@
let isLoad = 1, PPC970_Unit = 2 in {
+def LWA : DSForm_1<58, 2, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
+ "lwa $rT, $DS($rA)", LdStLWA,
+ []>, isPPC64, PPC970_DGroup_Cracked;
+def LD : DSForm_2<58, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
+ "ld $rT, $DS($rA)", LdStLD,
+ []>, isPPC64;
+
def LWAX : XForm_1<31, 341, (ops G8RC:$rD, memrr:$src),
"lwax $rD, $src", LdStLHA,
[(set G8RC:$rD, (sextload xaddr:$src, i32))]>, isPPC64,
@@ -113,23 +120,18 @@
"ldx $rD, $src", LdStLD,
[(set G8RC:$rD, (load xaddr:$src))]>, isPPC64;
}
-
-
-// DS-Form instructions. Load/Store instructions available in PPC-64
-//
-let isLoad = 1, PPC970_Unit = 2 in {
-def LWA : DSForm_1<58, 2, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
- "lwa $rT, $DS($rA)", LdStLWA,
- []>, isPPC64, PPC970_DGroup_Cracked;
-def LD : DSForm_2<58, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
- "ld $rT, $DS($rA)", LdStLD,
- []>, isPPC64;
-}
let isStore = 1, noResults = 1, PPC970_Unit = 2 in {
def STD : DSForm_2<62, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
"std $rT, $DS($rA)", LdStSTD,
[]>, isPPC64;
+def STDX : XForm_8<31, 149, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
+ "stdx $rS, $rA, $rB", LdStSTD,
+ []>, isPPC64, PPC970_DGroup_Cracked;
+def STDUX : XForm_8<31, 181, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
+ "stdux $rS, $rA, $rB", LdStSTD,
+ []>, isPPC64;
+
// STD_32/STDX_32 - Just like STD/STDX, but uses a '32-bit' input register.
def STD_32 : DSForm_2<62, 0, (ops GPRC:$rT, memrix:$dst),
"std $rT, $dst", LdStSTD,
@@ -138,13 +140,6 @@
"stdx $rT, $dst", LdStSTD,
[(PPCstd_32 GPRC:$rT, xaddr:$dst)]>, isPPC64,
PPC970_DGroup_Cracked;
-
-def STDX : XForm_8<31, 149, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
- "stdx $rS, $rA, $rB", LdStSTD,
- []>, isPPC64, PPC970_DGroup_Cracked;
-def STDUX : XForm_8<31, 181, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
- "stdux $rS, $rA, $rB", LdStSTD,
- []>, isPPC64;
}