1 ; Test the a=b*b lowering sequence which can use a single temporary register 2 ; instead of two registers. 3 4 ; RUN: %if --need=target_X8632 --command %p2i --filetype=obj --disassemble \ 5 ; RUN: --target x8632 -i %s --args -O2 -mattr=sse4.1 \ 6 ; RUN: | %if --need=target_X8632 --command FileCheck %s 7 8 ; RUN: %if --need=target_X8632 --command %p2i --filetype=obj --disassemble \ 9 ; RUN: --target x8632 -i %s --args -Om1 -mattr=sse4.1 \ 10 ; RUN: | %if --need=target_X8632 --command FileCheck %s 11 12 ; RUN: %if --need=target_MIPS32 --need=allow_dump \ 13 ; RUN: --command %p2i --filetype=asm --assemble --disassemble --target \ 14 ; RUN: mips32 -i %s --args -O2 -allow-externally-defined-symbols \ 15 ; RUN: | %if --need=target_MIPS32 --need=allow_dump \ 16 ; RUN: --command FileCheck --check-prefix MIPS32 %s 17 18 define internal float @Square_float(float %a) { 19 entry: 20 %result = fmul float %a, %a 21 ret float %result 22 } 23 ; CHECK-LABEL: Square_float 24 ; CHECK: mulss [[REG:xmm.]],[[REG]] 25 ; MIPS32-LABEL: Square_float 26 ; MIPS32: mov.s 27 ; MIPS32: mul.s 28 29 define internal double @Square_double(double %a) { 30 entry: 31 %result = fmul double %a, %a 32 ret double %result 33 } 34 ; CHECK-LABEL: Square_double 35 ; CHECK: mulsd [[REG:xmm.]],[[REG]] 36 ; MIPS32-LABEL: Square_double 37 ; MIPS32: mov.d 38 ; MIPS32: mul.d 39 40 define internal i32 @Square_i32(i32 %a) { 41 entry: 42 %result = mul i32 %a, %a 43 ret i32 %result 44 } 45 ; CHECK-LABEL: Square_i32 46 ; CHECK: imul [[REG:e..]],[[REG]] 47 ; MIPS32-LABEL: Square_i32 48 ; MIPS32: move 49 ; MIPS32: mul 50 51 define internal i32 @Square_i16(i32 %a) { 52 entry: 53 %a.16 = trunc i32 %a to i16 54 %result = mul i16 %a.16, %a.16 55 %result.i32 = sext i16 %result to i32 56 ret i32 %result.i32 57 } 58 ; CHECK-LABEL: Square_i16 59 ; CHECK: imul [[REG:..]],[[REG]] 60 ; MIPS32-LABEL: Square_i16 61 ; MIPS32: move 62 ; MIPS32: mul 63 ; MIPS32: sll 64 ; MIPS32: sra 65 66 define internal i32 @Square_i8(i32 %a) { 67 entry: 68 %a.8 = trunc i32 %a to i8 69 %result = mul i8 %a.8, %a.8 70 %result.i32 = sext i8 %result to i32 71 ret i32 %result.i32 72 } 73 ; CHECK-LABEL: Square_i8 74 ; CHECK: imul al 75 ; MIPS32-LABEL: Square_i8 76 ; MIPS32: move 77 ; MIPS32: mul 78 ; MIPS32: sll 79 ; MIPS32: sra 80 81 define internal <4 x float> @Square_v4f32(<4 x float> %a) { 82 entry: 83 %result = fmul <4 x float> %a, %a 84 ret <4 x float> %result 85 } 86 ; CHECK-LABEL: Square_v4f32 87 ; CHECK: mulps [[REG:xmm.]],[[REG]] 88 89 define internal <4 x i32> @Square_v4i32(<4 x i32> %a) { 90 entry: 91 %result = mul <4 x i32> %a, %a 92 ret <4 x i32> %result 93 } 94 ; CHECK-LABEL: Square_v4i32 95 ; CHECK: pmulld [[REG:xmm.]],[[REG]] 96 97 define internal <8 x i16> @Square_v8i16(<8 x i16> %a) { 98 entry: 99 %result = mul <8 x i16> %a, %a 100 ret <8 x i16> %result 101 } 102 ; CHECK-LABEL: Square_v8i16 103 ; CHECK: pmullw [[REG:xmm.]],[[REG]] 104 105 define internal <16 x i8> @Square_v16i8(<16 x i8> %a) { 106 entry: 107 %result = mul <16 x i8> %a, %a 108 ret <16 x i8> %result 109 } 110 ; CHECK-LABEL: Square_v16i8 111 ; CHECK-NOT: pmul 112
