mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-27 13:30:05 +00:00
17 lines
1.1 KiB
LLVM
17 lines
1.1 KiB
LLVM
|
; RUN: llvm-as < %s | llc -march=arm -mattr=+v6,+vfp2
|
||
|
|
|
||
|
|
define hidden i64 @__muldi3(i64 %u, i64 %v) nounwind {
|
||
|
|
entry:
|
||
|
|
%0 = trunc i64 %u to i32 ; <i32> [#uses=1]
|
||
|
|
%asmtmp = tail call { i32, i32, i32, i32, i32 } asm "@ Inlined umul_ppmm\0A\09mov\09$2, $5, lsr #16\0A\09mov\09$0, $6, lsr #16\0A\09bic\09$3, $5, $2, lsl #16\0A\09bic\09$4, $6, $0, lsl #16\0A\09mul\09$1, $3, $4\0A\09mul\09$4, $2, $4\0A\09mul\09$3, $0, $3\0A\09mul\09$0, $2, $0\0A\09adds\09$3, $4, $3\0A\09addcs\09$0, $0, #65536\0A\09adds\09$1, $1, $3, lsl #16\0A\09adc\09$0, $0, $3, lsr #16", "=&r,=r,=&r,=&r,=r,r,r,~{cc}"(i32 %0, i32 0) nounwind ; <{ i32, i32, i32, i32, i32 }> [#uses=1]
|
||
|
|
%asmresult1 = extractvalue { i32, i32, i32, i32, i32 } %asmtmp, 1 ; <i32> [#uses=1]
|
||
|
|
%asmresult116 = zext i32 %asmresult1 to i64 ; <i64> [#uses=1]
|
||
|
|
%asmresult116.ins = or i64 0, %asmresult116 ; <i64> [#uses=1]
|
||
|
|
%1 = lshr i64 %v, 32 ; <i64> [#uses=1]
|
||
|
|
%2 = mul i64 %1, %u ; <i64> [#uses=1]
|
||
|
|
%3 = add i64 %2, 0 ; <i64> [#uses=1]
|
||
|
|
%4 = shl i64 %3, 32 ; <i64> [#uses=1]
|
||
|
|
%5 = add i64 %asmresult116.ins, %4 ; <i64> [#uses=1]
|
||
|
|
ret i64 %5
|
||
|
|
}
|