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[RISCV] Fix test for inline asm z constraint modifier 

Summary: Use an `i` constraint in the test, to correctly trigger the code for
handling the `z` constraint modifier.

Reviewers: asb, lenary, jrtc27
Reviewed By: lenary, jrtc27
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D72134
This commit is contained in:
Luís Marques 2020-01-15 13:47:23 +00:00
parent ee0f1f1edc
commit 46e3edcc2c
1 changed files with 4 additions and 6 deletions
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10
llvm/test/CodeGen/RISCV/inline-asm.ll
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@ -189,27 +189,25 @@ define i32 @modifier_z_zero(i32 %a) nounwind {
; RV64I-NEXT: add a0, a0, zero ; RV64I-NEXT: add a0, a0, zero
; RV64I-NEXT: #NO_APP ; RV64I-NEXT: #NO_APP
; RV64I-NEXT: ret ; RV64I-NEXT: ret
%1 = tail call i32 asm "add $0, $1, ${2:z}", "=r,r,r"(i32 %a, i32 0) %1 = tail call i32 asm "add $0, $1, ${2:z}", "=r,r,i"(i32 %a, i32 0)
ret i32 %1 ret i32 %1
} }
define i32 @modifier_z_nonzero(i32 %a) nounwind { define i32 @modifier_z_nonzero(i32 %a) nounwind {
; RV32I-LABEL: modifier_z_nonzero: ; RV32I-LABEL: modifier_z_nonzero:
; RV32I: # %bb.0: ; RV32I: # %bb.0:
; RV32I-NEXT: addi a1, zero, 1
; RV32I-NEXT: #APP ; RV32I-NEXT: #APP
; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: add a0, a0, 1
; RV32I-NEXT: #NO_APP ; RV32I-NEXT: #NO_APP
; RV32I-NEXT: ret ; RV32I-NEXT: ret
; ;
; RV64I-LABEL: modifier_z_nonzero: ; RV64I-LABEL: modifier_z_nonzero:
; RV64I: # %bb.0: ; RV64I: # %bb.0:
; RV64I-NEXT: addi a1, zero, 1
; RV64I-NEXT: #APP ; RV64I-NEXT: #APP
; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: add a0, a0, 1
; RV64I-NEXT: #NO_APP ; RV64I-NEXT: #NO_APP
; RV64I-NEXT: ret ; RV64I-NEXT: ret
%1 = tail call i32 asm "add $0, $1, ${2:z}", "=r,r,r"(i32 %a, i32 1) %1 = tail call i32 asm "add $0, $1, ${2:z}", "=r,r,i"(i32 %a, i32 1)
ret i32 %1 ret i32 %1
} }