107 lines
3.5 KiB
LLVM
107 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \
|
|
; RUN: | FileCheck -check-prefix=RV64I %s
|
|
; RUN: llc -mtriple=riscv64 -mattr=+f -target-abi lp64f -verify-machineinstrs < %s \
|
|
; RUN: | FileCheck -check-prefix=RV64IF %s
|
|
|
|
; The test cases check that we use the si versions of the conversions from
|
|
; double.
|
|
|
|
define i32 @fp64_to_ui32(double %a) nounwind {
|
|
; RV64I-LABEL: fp64_to_ui32:
|
|
; RV64I: # %bb.0: # %entry
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __fixunsdfsi@plt
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: fp64_to_ui32:
|
|
; RV64IF: # %bb.0: # %entry
|
|
; RV64IF-NEXT: addi sp, sp, -16
|
|
; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64IF-NEXT: call __fixunsdfsi@plt
|
|
; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64IF-NEXT: addi sp, sp, 16
|
|
; RV64IF-NEXT: ret
|
|
entry:
|
|
%conv = fptoui double %a to i32
|
|
ret i32 %conv
|
|
}
|
|
|
|
define i32 @fp64_to_si32(double %a) nounwind {
|
|
; RV64I-LABEL: fp64_to_si32:
|
|
; RV64I: # %bb.0: # %entry
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __fixdfsi@plt
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: fp64_to_si32:
|
|
; RV64IF: # %bb.0: # %entry
|
|
; RV64IF-NEXT: addi sp, sp, -16
|
|
; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64IF-NEXT: call __fixdfsi@plt
|
|
; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64IF-NEXT: addi sp, sp, 16
|
|
; RV64IF-NEXT: ret
|
|
entry:
|
|
%conv = fptosi double %a to i32
|
|
ret i32 %conv
|
|
}
|
|
|
|
|
|
|
|
declare i32 @llvm.experimental.constrained.fptosi.i32.f64(double, metadata)
|
|
declare i32 @llvm.experimental.constrained.fptoui.i32.f64(double, metadata)
|
|
|
|
define i32 @strict_fp64_to_ui32(double %a) nounwind strictfp {
|
|
; RV64I-LABEL: strict_fp64_to_ui32:
|
|
; RV64I: # %bb.0: # %entry
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __fixunsdfsi@plt
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: strict_fp64_to_ui32:
|
|
; RV64IF: # %bb.0: # %entry
|
|
; RV64IF-NEXT: addi sp, sp, -16
|
|
; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64IF-NEXT: call __fixunsdfsi@plt
|
|
; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64IF-NEXT: addi sp, sp, 16
|
|
; RV64IF-NEXT: ret
|
|
entry:
|
|
%conv = tail call i32 @llvm.experimental.constrained.fptoui.i32.f64(double %a, metadata !"fpexcept.strict")
|
|
ret i32 %conv
|
|
}
|
|
|
|
define i32 @struct_fp64_to_si32(double %a) nounwind strictfp {
|
|
; RV64I-LABEL: struct_fp64_to_si32:
|
|
; RV64I: # %bb.0: # %entry
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __fixdfsi@plt
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: struct_fp64_to_si32:
|
|
; RV64IF: # %bb.0: # %entry
|
|
; RV64IF-NEXT: addi sp, sp, -16
|
|
; RV64IF-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64IF-NEXT: call __fixdfsi@plt
|
|
; RV64IF-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64IF-NEXT: addi sp, sp, 16
|
|
; RV64IF-NEXT: ret
|
|
entry:
|
|
%conv = tail call i32 @llvm.experimental.constrained.fptosi.i32.f64(double %a, metadata !"fpexcept.strict")
|
|
ret i32 %conv
|
|
}
|
|
|