1 ; This tests various strength reduction operations. 2 3 ; RUN: %if --need=target_X8632 --command %p2i --filetype=obj --disassemble \ 4 ; RUN: --target x8632 -i %s --args -O2 \ 5 ; RUN: | %if --need=target_X8632 --command FileCheck %s 6 7 define internal i32 @mul_i32_arg_5(i32 %arg) { 8 %result = mul i32 %arg, 5 9 ret i32 %result 10 } 11 ; CHECK-LABEL: mul_i32_arg_5 12 ; CHECK: lea [[REG:e..]],{{\[}}[[REG]]+[[REG]]*4] 13 14 define internal i32 @mul_i32_5_arg(i32 %arg) { 15 %result = mul i32 5, %arg 16 ret i32 %result 17 } 18 ; CHECK-LABEL: mul_i32_5_arg 19 ; CHECK: lea [[REG:e..]],{{\[}}[[REG]]+[[REG]]*4] 20 21 define internal i32 @mul_i32_arg_18(i32 %arg) { 22 %result = mul i32 %arg, 18 23 ret i32 %result 24 } 25 ; CHECK-LABEL: mul_i32_arg_18 26 ; CHECK-DAG: lea [[REG:e..]],{{\[}}[[REG]]+[[REG]]*8] 27 ; CHECK-DAG: shl [[REG]],1 28 29 define internal i32 @mul_i32_arg_27(i32 %arg) { 30 %result = mul i32 %arg, 27 31 ret i32 %result 32 } 33 ; CHECK-LABEL: mul_i32_arg_27 34 ; CHECK-DAG: lea [[REG:e..]],{{\[}}[[REG]]+[[REG]]*2] 35 ; CHECK-DAG: lea [[REG]],{{\[}}[[REG]]+[[REG]]*8] 36 37 define internal i32 @mul_i32_arg_m45(i32 %arg) { 38 %result = mul i32 %arg, -45 39 ret i32 %result 40 } 41 ; CHECK-LABEL: mul_i32_arg_m45 42 ; CHECK-DAG: lea [[REG:e..]],{{\[}}[[REG]]+[[REG]]*8] 43 ; CHECK-DAG: lea [[REG]],{{\[}}[[REG]]+[[REG]]*4] 44 ; CHECK: neg [[REG]] 45 46 define internal i32 @mul_i16_arg_18(i32 %arg) { 47 %arg.16 = trunc i32 %arg to i16 48 %result = mul i16 %arg.16, 18 49 %result.i32 = zext i16 %result to i32 50 ret i32 %result.i32 51 } 52 ; CHECK-LABEL: mul_i16_arg_18 53 ; CHECK: imul 54 55 define internal i32 @mul_i8_arg_16(i32 %arg) { 56 %arg.8 = trunc i32 %arg to i8 57 %result = mul i8 %arg.8, 16 58 %result.i32 = zext i8 %result to i32 59 ret i32 %result.i32 60 } 61 ; CHECK-LABEL: mul_i8_arg_16 62 ; CHECK: shl {{.*}},0x4 63 64 define internal i32 @mul_i8_arg_18(i32 %arg) { 65 %arg.8 = trunc i32 %arg to i8 66 %result = mul i8 %arg.8, 18 67 %result.i32 = zext i8 %result to i32 68 ret i32 %result.i32 69 } 70 ; CHECK-LABEL: mul_i8_arg_18 71 ; CHECK: imul 72
