; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --extra_scrub ; RUN: llc -mtriple=riscv32 -mattr=+m -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefixes=CHECK,RV32I ; RUN: llc -mtriple=riscv32 -mattr=+m,+xtheadba -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefixes=CHECK,RV32XTHEADBA define signext i16 @th_addsl_1(i64 %0, ptr %1) { ; RV32I-LABEL: th_addsl_1: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a0, a0, 1 ; RV32I-NEXT: add a0, a2, a0 ; RV32I-NEXT: lh a0, 0(a0) ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: th_addsl_1: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a2, a0, 1 ; RV32XTHEADBA-NEXT: lh a0, 0(a0) ; RV32XTHEADBA-NEXT: ret %3 = getelementptr inbounds i16, ptr %1, i64 %0 %4 = load i16, ptr %3 ret i16 %4 } define signext i32 @th_addsl_2(i64 %0, ptr %1) { ; RV32I-LABEL: th_addsl_2: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a0, a0, 2 ; RV32I-NEXT: add a0, a2, a0 ; RV32I-NEXT: lw a0, 0(a0) ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: th_addsl_2: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a2, a0, 2 ; RV32XTHEADBA-NEXT: lw a0, 0(a0) ; RV32XTHEADBA-NEXT: ret %3 = getelementptr inbounds i32, ptr %1, i64 %0 %4 = load i32, ptr %3 ret i32 %4 } define i64 @th_addsl_3(i64 %0, ptr %1) { ; RV32I-LABEL: th_addsl_3: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a0, a0, 3 ; RV32I-NEXT: add a2, a2, a0 ; RV32I-NEXT: lw a0, 0(a2) ; RV32I-NEXT: lw a1, 4(a2) ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: th_addsl_3: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a1, a2, a0, 3 ; RV32XTHEADBA-NEXT: lw a0, 0(a1) ; RV32XTHEADBA-NEXT: lw a1, 4(a1) ; RV32XTHEADBA-NEXT: ret %3 = getelementptr inbounds i64, ptr %1, i64 %0 %4 = load i64, ptr %3 ret i64 %4 } ; Type legalization inserts a sext_inreg after the first add. That add will be ; selected as th.addsl which does not sign extend. SimplifyDemandedBits is unable ; to remove the sext_inreg because it has multiple uses. The ashr will use the ; sext_inreg to become sraiw. This leaves the sext_inreg only used by the shl. ; If the shl is selected as sllw, we don't need the sext_inreg. define i64 @th_addsl_2_extra_sext(i32 %x, i32 %y, i32 %z) { ; RV32I-LABEL: th_addsl_2_extra_sext: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a0, a0, 2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: sll a1, a2, a0 ; RV32I-NEXT: srai a2, a0, 2 ; RV32I-NEXT: mul a0, a1, a2 ; RV32I-NEXT: mulh a1, a1, a2 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: th_addsl_2_extra_sext: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 2 ; RV32XTHEADBA-NEXT: sll a1, a2, a0 ; RV32XTHEADBA-NEXT: srai a2, a0, 2 ; RV32XTHEADBA-NEXT: mul a0, a1, a2 ; RV32XTHEADBA-NEXT: mulh a1, a1, a2 ; RV32XTHEADBA-NEXT: ret %a = shl i32 %x, 2 %b = add i32 %a, %y %c = shl i32 %z, %b %d = ashr i32 %b, 2 %e = sext i32 %c to i64 %f = sext i32 %d to i64 %g = mul i64 %e, %f ret i64 %g } define i32 @addmul6(i32 %a, i32 %b) { ; RV32I-LABEL: addmul6: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 1 ; RV32I-NEXT: slli a0, a0, 3 ; RV32I-NEXT: sub a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul6: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 1 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 1 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 6 %d = add i32 %c, %b ret i32 %d } define i32 @addmul10(i32 %a, i32 %b) { ; RV32I-LABEL: addmul10: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 1 ; RV32I-NEXT: slli a0, a0, 3 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul10: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 1 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 10 %d = add i32 %c, %b ret i32 %d } define i32 @addmul12(i32 %a, i32 %b) { ; RV32I-LABEL: addmul12: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 2 ; RV32I-NEXT: slli a0, a0, 4 ; RV32I-NEXT: sub a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul12: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 1 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 12 %d = add i32 %c, %b ret i32 %d } define i32 @addmul18(i32 %a, i32 %b) { ; RV32I-LABEL: addmul18: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 1 ; RV32I-NEXT: slli a0, a0, 4 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul18: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 3 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 1 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 18 %d = add i32 %c, %b ret i32 %d } define i32 @addmul20(i32 %a, i32 %b) { ; RV32I-LABEL: addmul20: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 2 ; RV32I-NEXT: slli a0, a0, 4 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul20: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 20 %d = add i32 %c, %b ret i32 %d } define i32 @addmul24(i32 %a, i32 %b) { ; RV32I-LABEL: addmul24: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 3 ; RV32I-NEXT: slli a0, a0, 5 ; RV32I-NEXT: sub a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul24: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 1 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 24 %d = add i32 %c, %b ret i32 %d } define i32 @addmul36(i32 %a, i32 %b) { ; RV32I-LABEL: addmul36: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 2 ; RV32I-NEXT: slli a0, a0, 5 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul36: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 3 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 36 %d = add i32 %c, %b ret i32 %d } define i32 @addmul40(i32 %a, i32 %b) { ; RV32I-LABEL: addmul40: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 3 ; RV32I-NEXT: slli a0, a0, 5 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul40: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 40 %d = add i32 %c, %b ret i32 %d } define i32 @addmul72(i32 %a, i32 %b) { ; RV32I-LABEL: addmul72: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 3 ; RV32I-NEXT: slli a0, a0, 6 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: addmul72: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 3 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 72 %d = add i32 %c, %b ret i32 %d } define i32 @mul96(i32 %a) { ; RV32I-LABEL: mul96: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 5 ; RV32I-NEXT: slli a0, a0, 7 ; RV32I-NEXT: sub a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul96: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 1 ; RV32XTHEADBA-NEXT: slli a0, a0, 5 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 96 ret i32 %c } define i32 @mul160(i32 %a) { ; RV32I-LABEL: mul160: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 5 ; RV32I-NEXT: slli a0, a0, 7 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul160: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: slli a0, a0, 5 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 160 ret i32 %c } define i32 @mul200(i32 %a) { ; RV32I-LABEL: mul200: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 200 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul200: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: slli a0, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 200 ret i32 %c } define i32 @mul288(i32 %a) { ; RV32I-LABEL: mul288: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 5 ; RV32I-NEXT: slli a0, a0, 8 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul288: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 3 ; RV32XTHEADBA-NEXT: slli a0, a0, 5 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 288 ret i32 %c } define i32 @mul258(i32 %a) { ; RV32I-LABEL: mul258: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 1 ; RV32I-NEXT: slli a0, a0, 8 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul258: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: slli a1, a0, 8 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 1 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 258 ret i32 %c } define i32 @mul260(i32 %a) { ; RV32I-LABEL: mul260: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 2 ; RV32I-NEXT: slli a0, a0, 8 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul260: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: slli a1, a0, 8 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 260 ret i32 %c } define i32 @mul264(i32 %a) { ; RV32I-LABEL: mul264: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 3 ; RV32I-NEXT: slli a0, a0, 8 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul264: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: slli a1, a0, 8 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 264 ret i32 %c } define i32 @mul11(i32 %a) { ; RV32I-LABEL: mul11: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 11 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul11: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 1 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 11 ret i32 %c } define i32 @mul19(i32 %a) { ; RV32I-LABEL: mul19: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 19 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul19: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a0, 3 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 1 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 19 ret i32 %c } define i32 @mul13(i32 %a) { ; RV32I-LABEL: mul13: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 13 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul13: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a0, 1 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 13 ret i32 %c } define i32 @mul21(i32 %a) { ; RV32I-LABEL: mul21: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 21 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul21: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 21 ret i32 %c } define i32 @mul37(i32 %a) { ; RV32I-LABEL: mul37: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 37 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul37: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a0, 3 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 37 ret i32 %c } define i32 @mul25(i32 %a) { ; RV32I-LABEL: mul25: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 25 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul25: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 25 ret i32 %c } define i32 @mul41(i32 %a) { ; RV32I-LABEL: mul41: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 41 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul41: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 41 ret i32 %c } define i32 @mul73(i32 %a) { ; RV32I-LABEL: mul73: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 73 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul73: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a0, 3 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 73 ret i32 %c } define i32 @mul27(i32 %a) { ; RV32I-LABEL: mul27: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 27 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul27: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 1 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 27 ret i32 %c } define i32 @mul45(i32 %a) { ; RV32I-LABEL: mul45: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 45 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul45: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 45 ret i32 %c } define i32 @mul81(i32 %a) { ; RV32I-LABEL: mul81: ; RV32I: # %bb.0: ; RV32I-NEXT: li a1, 81 ; RV32I-NEXT: mul a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul81: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 3 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 81 ret i32 %c } define i32 @mul4098(i32 %a) { ; RV32I-LABEL: mul4098: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 1 ; RV32I-NEXT: slli a0, a0, 12 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul4098: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: slli a1, a0, 12 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 1 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 4098 ret i32 %c } define i32 @mul4100(i32 %a) { ; RV32I-LABEL: mul4100: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 2 ; RV32I-NEXT: slli a0, a0, 12 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul4100: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: slli a1, a0, 12 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 2 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 4100 ret i32 %c } define i32 @mul4104(i32 %a) { ; RV32I-LABEL: mul4104: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 3 ; RV32I-NEXT: slli a0, a0, 12 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul4104: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: slli a1, a0, 12 ; RV32XTHEADBA-NEXT: th.addsl a0, a1, a0, 3 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, 4104 ret i32 %c } define i32 @add4104(i32 %a) { ; RV32I-LABEL: add4104: ; RV32I: # %bb.0: ; RV32I-NEXT: lui a1, 1 ; RV32I-NEXT: addi a1, a1, 8 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: add4104: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: li a1, 1026 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 2 ; RV32XTHEADBA-NEXT: ret %c = add i32 %a, 4104 ret i32 %c } define i32 @add8208(i32 %a) { ; RV32I-LABEL: add8208: ; RV32I: # %bb.0: ; RV32I-NEXT: lui a1, 2 ; RV32I-NEXT: addi a1, a1, 16 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: add8208: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: li a1, 1026 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 3 ; RV32XTHEADBA-NEXT: ret %c = add i32 %a, 8208 ret i32 %c } define i32 @add8192(i32 %a) { ; CHECK-LABEL: add8192: ; CHECK: # %bb.0: ; CHECK-NEXT: lui a1, 2 ; CHECK-NEXT: add a0, a0, a1 ; CHECK-NEXT: ret %c = add i32 %a, 8192 ret i32 %c } define i32 @addshl_5_6(i32 %a, i32 %b) { ; CHECK-LABEL: addshl_5_6: ; CHECK: # %bb.0: ; CHECK-NEXT: slli a0, a0, 5 ; CHECK-NEXT: slli a1, a1, 6 ; CHECK-NEXT: add a0, a0, a1 ; CHECK-NEXT: ret %c = shl i32 %a, 5 %d = shl i32 %b, 6 %e = add i32 %c, %d ret i32 %e } define i32 @addshl_5_7(i32 %a, i32 %b) { ; CHECK-LABEL: addshl_5_7: ; CHECK: # %bb.0: ; CHECK-NEXT: slli a0, a0, 5 ; CHECK-NEXT: slli a1, a1, 7 ; CHECK-NEXT: add a0, a0, a1 ; CHECK-NEXT: ret %c = shl i32 %a, 5 %d = shl i32 %b, 7 %e = add i32 %c, %d ret i32 %e } define i32 @addshl_5_8(i32 %a, i32 %b) { ; CHECK-LABEL: addshl_5_8: ; CHECK: # %bb.0: ; CHECK-NEXT: slli a0, a0, 5 ; CHECK-NEXT: slli a1, a1, 8 ; CHECK-NEXT: add a0, a0, a1 ; CHECK-NEXT: ret %c = shl i32 %a, 5 %d = shl i32 %b, 8 %e = add i32 %c, %d ret i32 %e } define i32 @srli_1_sh2add(ptr %0, i32 %1) { ; RV32I-LABEL: srli_1_sh2add: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a1, 1 ; RV32I-NEXT: andi a1, a1, -4 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: lw a0, 0(a0) ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: srli_1_sh2add: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: srli a1, a1, 1 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 2 ; RV32XTHEADBA-NEXT: lw a0, 0(a0) ; RV32XTHEADBA-NEXT: ret %3 = lshr i32 %1, 1 %4 = getelementptr inbounds i32, ptr %0, i32 %3 %5 = load i32, ptr %4, align 4 ret i32 %5 } define i64 @srli_2_sh3add(ptr %0, i32 %1) { ; RV32I-LABEL: srli_2_sh3add: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a1, 1 ; RV32I-NEXT: andi a1, a1, -8 ; RV32I-NEXT: add a1, a0, a1 ; RV32I-NEXT: lw a0, 0(a1) ; RV32I-NEXT: lw a1, 4(a1) ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: srli_2_sh3add: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: srli a1, a1, 2 ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a1, 3 ; RV32XTHEADBA-NEXT: lw a0, 0(a1) ; RV32XTHEADBA-NEXT: lw a1, 4(a1) ; RV32XTHEADBA-NEXT: ret %3 = lshr i32 %1, 2 %4 = getelementptr inbounds i64, ptr %0, i32 %3 %5 = load i64, ptr %4, align 8 ret i64 %5 } define signext i16 @srli_2_sh1add(ptr %0, i32 %1) { ; RV32I-LABEL: srli_2_sh1add: ; RV32I: # %bb.0: ; RV32I-NEXT: srli a1, a1, 1 ; RV32I-NEXT: andi a1, a1, -2 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: lh a0, 0(a0) ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: srli_2_sh1add: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: srli a1, a1, 2 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 1 ; RV32XTHEADBA-NEXT: lh a0, 0(a0) ; RV32XTHEADBA-NEXT: ret %3 = lshr i32 %1, 2 %4 = getelementptr inbounds i16, ptr %0, i32 %3 %5 = load i16, ptr %4, align 2 ret i16 %5 } define i32 @srli_3_sh2add(ptr %0, i32 %1) { ; RV32I-LABEL: srli_3_sh2add: ; RV32I: # %bb.0: ; RV32I-NEXT: srli a1, a1, 1 ; RV32I-NEXT: andi a1, a1, -4 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: lw a0, 0(a0) ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: srli_3_sh2add: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: srli a1, a1, 3 ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a1, 2 ; RV32XTHEADBA-NEXT: lw a0, 0(a0) ; RV32XTHEADBA-NEXT: ret %3 = lshr i32 %1, 3 %4 = getelementptr inbounds i32, ptr %0, i32 %3 %5 = load i32, ptr %4, align 4 ret i32 %5 } define i64 @srli_4_sh3add(ptr %0, i32 %1) { ; RV32I-LABEL: srli_4_sh3add: ; RV32I: # %bb.0: ; RV32I-NEXT: srli a1, a1, 1 ; RV32I-NEXT: andi a1, a1, -8 ; RV32I-NEXT: add a1, a0, a1 ; RV32I-NEXT: lw a0, 0(a1) ; RV32I-NEXT: lw a1, 4(a1) ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: srli_4_sh3add: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: srli a1, a1, 4 ; RV32XTHEADBA-NEXT: th.addsl a1, a0, a1, 3 ; RV32XTHEADBA-NEXT: lw a0, 0(a1) ; RV32XTHEADBA-NEXT: lw a1, 4(a1) ; RV32XTHEADBA-NEXT: ret %3 = lshr i32 %1, 4 %4 = getelementptr inbounds i64, ptr %0, i32 %3 %5 = load i64, ptr %4, align 8 ret i64 %5 } define i32 @mul_neg1(i32 %a) { ; CHECK-LABEL: mul_neg1: ; CHECK: # %bb.0: ; CHECK-NEXT: neg a0, a0 ; CHECK-NEXT: ret %c = mul i32 %a, -1 ret i32 %c } define i32 @mul_neg2(i32 %a) { ; CHECK-LABEL: mul_neg2: ; CHECK: # %bb.0: ; CHECK-NEXT: slli a0, a0, 1 ; CHECK-NEXT: neg a0, a0 ; CHECK-NEXT: ret %c = mul i32 %a, -2 ret i32 %c } define i32 @mul_neg3(i32 %a) { ; RV32I-LABEL: mul_neg3: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 1 ; RV32I-NEXT: neg a0, a0 ; RV32I-NEXT: sub a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul_neg3: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 1 ; RV32XTHEADBA-NEXT: neg a0, a0 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, -3 ret i32 %c } define i32 @mul_neg4(i32 %a) { ; CHECK-LABEL: mul_neg4: ; CHECK: # %bb.0: ; CHECK-NEXT: slli a0, a0, 2 ; CHECK-NEXT: neg a0, a0 ; CHECK-NEXT: ret %c = mul i32 %a, -4 ret i32 %c } define i32 @mul_neg5(i32 %a) { ; RV32I-LABEL: mul_neg5: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 2 ; RV32I-NEXT: neg a0, a0 ; RV32I-NEXT: sub a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32XTHEADBA-LABEL: mul_neg5: ; RV32XTHEADBA: # %bb.0: ; RV32XTHEADBA-NEXT: th.addsl a0, a0, a0, 2 ; RV32XTHEADBA-NEXT: neg a0, a0 ; RV32XTHEADBA-NEXT: ret %c = mul i32 %a, -5 ret i32 %c } define i32 @mul_neg6(i32 %a) { ; CHECK-LABEL: mul_neg6: ; CHECK: # %bb.0: ; CHECK-NEXT: li a1, -6 ; CHECK-NEXT: mul a0, a0, a1 ; CHECK-NEXT: ret %c = mul i32 %a, -6 ret i32 %c } define i32 @mul_neg7(i32 %a) { ; CHECK-LABEL: mul_neg7: ; CHECK: # %bb.0: ; CHECK-NEXT: slli a1, a0, 3 ; CHECK-NEXT: sub a0, a0, a1 ; CHECK-NEXT: ret %c = mul i32 %a, -7 ret i32 %c } define i32 @mul_neg8(i32 %a) { ; CHECK-LABEL: mul_neg8: ; CHECK: # %bb.0: ; CHECK-NEXT: slli a0, a0, 3 ; CHECK-NEXT: neg a0, a0 ; CHECK-NEXT: ret %c = mul i32 %a, -8 ret i32 %c }