1 ; Ensure that multiplication is lowered to function calls when the multiplier 2 ; unit is not available in the hardware and that function calls are not used 3 ; when the multiplier unit is available in the hardware. 4 ; 5 ; RUN: llc < %s -march=mblaze | FileCheck -check-prefix=FUN %s 6 ; RUN: llc < %s -march=mblaze -mattr=+div | FileCheck -check-prefix=DIV %s 7 8 define i8 @test_i8(i8 %a, i8 %b) { 9 ; FUN: test_i8: 10 ; DIV: test_i8: 11 12 %tmp.1 = udiv i8 %a, %b 13 ; FUN-NOT: idiv 14 ; FUN: brlid 15 ; DIV-NOT: brlid 16 ; DIV: idiv 17 18 %tmp.2 = sdiv i8 %a, %b 19 ; FUN-NOT: idiv 20 ; FUN: brlid 21 ; DIV-NOT: brlid 22 ; DIV-NOT: idiv 23 ; DIV: idivu 24 25 %tmp.3 = add i8 %tmp.1, %tmp.2 26 ret i8 %tmp.3 27 ; FUN: rtsd 28 ; DIV: rtsd 29 } 30 31 define i16 @test_i16(i16 %a, i16 %b) { 32 ; FUN: test_i16: 33 ; DIV: test_i16: 34 35 %tmp.1 = udiv i16 %a, %b 36 ; FUN-NOT: idiv 37 ; FUN: brlid 38 ; DIV-NOT: brlid 39 ; DIV: idiv 40 41 %tmp.2 = sdiv i16 %a, %b 42 ; FUN-NOT: idiv 43 ; FUN: brlid 44 ; DIV-NOT: brlid 45 ; DIV-NOT: idiv 46 ; DIV: idivu 47 48 %tmp.3 = add i16 %tmp.1, %tmp.2 49 ret i16 %tmp.3 50 ; FUN: rtsd 51 ; DIV: rtsd 52 } 53 54 define i32 @test_i32(i32 %a, i32 %b) { 55 ; FUN: test_i32: 56 ; DIV: test_i32: 57 58 %tmp.1 = udiv i32 %a, %b 59 ; FUN-NOT: idiv 60 ; FUN: brlid 61 ; DIV-NOT: brlid 62 ; DIV: idiv 63 64 %tmp.2 = sdiv i32 %a, %b 65 ; FUN-NOT: idiv 66 ; FUN: brlid 67 ; DIV-NOT: brlid 68 ; DIV-NOT: idiv 69 ; DIV: idivu 70 71 %tmp.3 = add i32 %tmp.1, %tmp.2 72 ret i32 %tmp.3 73 ; FUN: rtsd 74 ; DIV: rtsd 75 } 76
