diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/PowerPC/README.txt | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/README.txt b/lib/Target/PowerPC/README.txt index dc1bc57e4d..649986e950 100644 --- a/lib/Target/PowerPC/README.txt +++ b/lib/Target/PowerPC/README.txt @@ -51,3 +51,23 @@ _foo: b .LBBl42__2E_expand_function_8_674 ; loopentry.24 b .LBBl42__2E_expand_function_8_42 ; NewDefault b .LBBl42__2E_expand_function_8_42 ; NewDefault + +* Codegen this: + + void test2(int X) { + if (X == 0x12345678) bar(); + } + + as: + + xoris r0,r3,0x1234 + cmpwi cr0,r0,0x5678 + beq cr0,L6 + + not: + + lis r2, 4660 + ori r2, r2, 22136 + cmpw cr0, r3, r2 + bne .LBB_test2_2 + |