This is an archive of the discontinued LLVM Phabricator instance.

Differential D111526

[RISCV][test] Add more tests of immediate materialisation
AbandonedPublic

Authored by benshi001 on Oct 11 2021, 1:30 AM.

Details

Reviewers
craig.topper
jrtc27
luismarques
asb

Diff Detail

Revision Contents

PathSize
llvm/
test/
CodeGen/
RISCV/
35 lines

Diff 378589

llvm/test/CodeGen/RISCV/imm.ll

Show First 20 Lines • Show All 770 Lines • ▼ Show 20 Lines
; RV64IB-NEXT: addi a0, a0, -29 ; RV64IB-NEXT: addi a0, a0, -29
; RV64IB-NEXT: slli a0, a0, 12 ; RV64IB-NEXT: slli a0, a0, 12
; RV64IB-NEXT: addi a0, a0, -273 ; RV64IB-NEXT: addi a0, a0, -273
; RV64IB-NEXT: slli a0, a0, 14 ; RV64IB-NEXT: slli a0, a0, 14
; RV64IB-NEXT: addi a0, a0, -1093 ; RV64IB-NEXT: addi a0, a0, -1093
; RV64IB-NEXT: ret ; RV64IB-NEXT: ret
ret i64 9223354442718100411 ; 0x7fffefff8bbbbbbb ret i64 9223354442718100411 ; 0x7fffefff8bbbbbbb
} }
define i64 @imm_2863311530() {
; RV32IB-LABEL: imm_2863311530:
; RV32IB: # %bb.0:
; RV32IB-NEXT: lui a0, 699051
; RV32IB-NEXT: addi a0, a0, -1366
; RV32IB-NEXT: mv a1, zero
; RV32IB-NEXT: ret
;
; RV64IB-LABEL: imm_2863311530:
; RV64IB: # %bb.0:
; RV64IB-NEXT: lui a0, 699051
; RV64IB-NEXT: addiw a0, a0, -1366
; RV64IB-NEXT: zext.w a0, a0
; RV64IB-NEXT: ret
ret i64 2863311530 ; #0xaaaaaaaa
}
define i64 @imm_neg_2863311530() {
; RV32IB-LABEL: imm_neg_2863311530:
; RV32IB: # %bb.0:
; RV32IB-NEXT: lui a0, 349525
; RV32IB-NEXT: addi a0, a0, 1366
; RV32IB-NEXT: addi a1, zero, -1
; RV32IB-NEXT: ret
;
; RV64IB-LABEL: imm_neg_2863311530:
; RV64IB: # %bb.0:
; RV64IB-NEXT: lui a0, 1048405
; RV64IB-NEXT: addiw a0, a0, 1365
; RV64IB-NEXT: slli a0, a0, 12
; RV64IB-NEXT: addi a0, a0, 1366
; RV64IB-NEXT: ret
ret i64 -2863311530 ; #0xffffffff55555556
}