| ; Ensure that multiplication is lowered to function calls when the 64-bit | |
| ; multiplier unit is not available in the hardware and that function calls | |
| ; are not used when the 64-bit multiplier unit is available in the hardware. | |
| ; | |
| ; RUN: llc < %s -march=mblaze | FileCheck -check-prefix=FUN %s | |
| ; RUN: llc < %s -march=mblaze -mattr=+mul,+mul64 | \ | |
| ; RUN: FileCheck -check-prefix=MUL %s | |
| define i64 @test_i64(i64 %a, i64 %b) { | |
| ; FUN: test_i64: | |
| ; MUL: test_i64: | |
| %tmp.1 = mul i64 %a, %b | |
| ; FUN-NOT: mul | |
| ; FUN: brlid | |
| ; MUL-NOT: brlid | |
| ; MUL: mulh | |
| ; MUL: mul | |
| ret i64 %tmp.1 | |
| ; FUN: rtsd | |
| ; MUL: rtsd | |
| } |