; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s | FileCheck %s ; Test custom lowering for 32-bit integer multiplication. target datalayout = "E-m:e-p:32:32-i64:64-a:0:32-n32-S64" target triple = "lanai" define i32 @f6(i32 inreg %a) #0 { ; CHECK-LABEL: f6: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x1, %r3 ; CHECK-NEXT: sh %r6, 0x3, %r9 ; CHECK-NEXT: sub %r9, %r3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, 6 ret i32 %1 } define i32 @f7(i32 inreg %a) #0 { ; CHECK-LABEL: f7: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x3, %r3 ; CHECK-NEXT: sub %r3, %r6, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, 7 ret i32 %1 } define i32 @f8(i32 inreg %a) #0 { ; CHECK-LABEL: f8: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = shl nsw i32 %a, 3 ret i32 %1 } define i32 @f9(i32 inreg %a) #0 { ; CHECK-LABEL: f9: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x3, %r3 ; CHECK-NEXT: add %r3, %r6, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, 9 ret i32 %1 } define i32 @f10(i32 inreg %a) #0 { ; CHECK-LABEL: f10: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x1, %r3 ; CHECK-NEXT: sh %r6, 0x3, %r9 ; CHECK-NEXT: add %r9, %r3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, 10 ret i32 %1 } define i32 @f1280(i32 inreg %a) #0 { ; CHECK-LABEL: f1280: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x8, %r3 ; CHECK-NEXT: sh %r6, 0xa, %r9 ; CHECK-NEXT: add %r9, %r3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, 1280 ret i32 %1 } define i32 @fm6(i32 inreg %a) #0 { ; CHECK-LABEL: fm6: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x3, %r3 ; CHECK-NEXT: sh %r6, 0x1, %r9 ; CHECK-NEXT: sub %r9, %r3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, -6 ret i32 %1 } define i32 @fm7(i32 inreg %a) #0 { ; CHECK-LABEL: fm7: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x3, %r3 ; CHECK-NEXT: sub %r6, %r3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, -7 ret i32 %1 } define i32 @fm8(i32 inreg %a) #0 { ; CHECK-LABEL: fm8: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x3, %r3 ; CHECK-NEXT: sub %r0, %r3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, -8 ret i32 %1 } define i32 @fm9(i32 inreg %a) #0 { ; CHECK-LABEL: fm9: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x3, %r3 ; CHECK-NEXT: add %r6, %r3, %r3 ; CHECK-NEXT: sub %r0, %r3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, -9 ret i32 %1 } define i32 @fm10(i32 inreg %a) #0 { ; CHECK-LABEL: fm10: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: sh %r6, 0x3, %r3 ; CHECK-NEXT: sh %r6, 0x1, %r9 ; CHECK-NEXT: add %r9, %r3, %r3 ; CHECK-NEXT: sub %r0, %r3, %rv ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul nsw i32 %a, -10 ret i32 %1 } define i32 @h1(i32 inreg %a) #0 { ; CHECK-LABEL: h1: ; CHECK: ! %bb.0: ; CHECK-NEXT: st %fp, [--%sp] ; CHECK-NEXT: add %sp, 0x8, %fp ; CHECK-NEXT: sub %sp, 0x8, %sp ; CHECK-NEXT: mov 0xaaaa0000, %r3 ; CHECK-NEXT: add %pc, 0x10, %rca ; CHECK-NEXT: st %rca, [--%sp] ; CHECK-NEXT: bt __mulsi3 ; CHECK-NEXT: or %r3, 0xaaab, %r7 ; CHECK-NEXT: ld -4[%fp], %pc ! return ; CHECK-NEXT: add %fp, 0x0, %sp ; CHECK-NEXT: ld -8[%fp], %fp %1 = mul i32 %a, -1431655765 ret i32 %1 }