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[RISCV] add tests for minnum/maxnum; NFC 

Issue #54554
This commit is contained in:
Sanjay Patel 2022-03-28 14:21:39 -04:00
parent 979ffe97b9
commit 382de90896
1 changed files with 185 additions and 0 deletions
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llvm/test/CodeGen/RISCV/fmax-fmin.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=R32
; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=R64
define float @maxnum_f32(float %x, float %y) nounwind {
; R32-LABEL: maxnum_f32:
; R32: # %bb.0:
; R32-NEXT: addi sp, sp, -16
; R32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; R32-NEXT: call fmaxf@plt
; R32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; R32-NEXT: addi sp, sp, 16
; R32-NEXT: ret
;
; R64-LABEL: maxnum_f32:
; R64: # %bb.0:
; R64-NEXT: addi sp, sp, -16
; R64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; R64-NEXT: call fmaxf@plt
; R64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; R64-NEXT: addi sp, sp, 16
; R64-NEXT: ret
%r = call float @llvm.maxnum.f32(float %x, float %y)
ret float %r
}
define float @maxnum_f32_fast(float %x, float %y) nounwind {
; R32-LABEL: maxnum_f32_fast:
; R32: # %bb.0:
; R32-NEXT: addi sp, sp, -16
; R32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; R32-NEXT: call fmaxf@plt
; R32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; R32-NEXT: addi sp, sp, 16
; R32-NEXT: ret
;
; R64-LABEL: maxnum_f32_fast:
; R64: # %bb.0:
; R64-NEXT: addi sp, sp, -16
; R64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; R64-NEXT: call fmaxf@plt
; R64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; R64-NEXT: addi sp, sp, 16
; R64-NEXT: ret
%r = call fast float @llvm.maxnum.f32(float %x, float %y)
ret float %r
}
define double @maxnum_f64(double %x, double %y) nounwind {
; R32-LABEL: maxnum_f64:
; R32: # %bb.0:
; R32-NEXT: addi sp, sp, -16
; R32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; R32-NEXT: call fmax@plt
; R32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; R32-NEXT: addi sp, sp, 16
; R32-NEXT: ret
;
; R64-LABEL: maxnum_f64:
; R64: # %bb.0:
; R64-NEXT: addi sp, sp, -16
; R64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; R64-NEXT: call fmax@plt
; R64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; R64-NEXT: addi sp, sp, 16
; R64-NEXT: ret
%r = call double @llvm.maxnum.f64(double %x, double %y)
ret double %r
}
define double @maxnum_f64_nnan(double %x, double %y) nounwind {
; R32-LABEL: maxnum_f64_nnan:
; R32: # %bb.0:
; R32-NEXT: addi sp, sp, -16
; R32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; R32-NEXT: call fmax@plt
; R32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; R32-NEXT: addi sp, sp, 16
; R32-NEXT: ret
;
; R64-LABEL: maxnum_f64_nnan:
; R64: # %bb.0:
; R64-NEXT: addi sp, sp, -16
; R64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; R64-NEXT: call fmax@plt
; R64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; R64-NEXT: addi sp, sp, 16
; R64-NEXT: ret
%r = call nnan double @llvm.maxnum.f64(double %x, double %y)
ret double %r
}
define float @minnum_f32(float %x, float %y) nounwind {
; R32-LABEL: minnum_f32:
; R32: # %bb.0:
; R32-NEXT: addi sp, sp, -16
; R32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; R32-NEXT: call fminf@plt
; R32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; R32-NEXT: addi sp, sp, 16
; R32-NEXT: ret
;
; R64-LABEL: minnum_f32:
; R64: # %bb.0:
; R64-NEXT: addi sp, sp, -16
; R64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; R64-NEXT: call fminf@plt
; R64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; R64-NEXT: addi sp, sp, 16
; R64-NEXT: ret
%r = call float @llvm.minnum.f32(float %x, float %y)
ret float %r
}
define float @minnum_f32_nnan(float %x, float %y) nounwind {
; R32-LABEL: minnum_f32_nnan:
; R32: # %bb.0:
; R32-NEXT: addi sp, sp, -16
; R32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; R32-NEXT: call fminf@plt
; R32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; R32-NEXT: addi sp, sp, 16
; R32-NEXT: ret
;
; R64-LABEL: minnum_f32_nnan:
; R64: # %bb.0:
; R64-NEXT: addi sp, sp, -16
; R64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; R64-NEXT: call fminf@plt
; R64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; R64-NEXT: addi sp, sp, 16
; R64-NEXT: ret
%r = call nnan float @llvm.minnum.f32(float %x, float %y)
ret float %r
}
define double @minnum_f64(double %x, double %y) nounwind {
; R32-LABEL: minnum_f64:
; R32: # %bb.0:
; R32-NEXT: addi sp, sp, -16
; R32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; R32-NEXT: call fmin@plt
; R32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; R32-NEXT: addi sp, sp, 16
; R32-NEXT: ret
;
; R64-LABEL: minnum_f64:
; R64: # %bb.0:
; R64-NEXT: addi sp, sp, -16
; R64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; R64-NEXT: call fmin@plt
; R64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; R64-NEXT: addi sp, sp, 16
; R64-NEXT: ret
%r = call double @llvm.minnum.f64(double %x, double %y)
ret double %r
}
define double @minnum_f64_fast(double %x, double %y) nounwind {
; R32-LABEL: minnum_f64_fast:
; R32: # %bb.0:
; R32-NEXT: addi sp, sp, -16
; R32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; R32-NEXT: call fmin@plt
; R32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; R32-NEXT: addi sp, sp, 16
; R32-NEXT: ret
;
; R64-LABEL: minnum_f64_fast:
; R64: # %bb.0:
; R64-NEXT: addi sp, sp, -16
; R64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; R64-NEXT: call fmin@plt
; R64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; R64-NEXT: addi sp, sp, 16
; R64-NEXT: ret
%r = call fast double @llvm.minnum.f64(double %x, double %y)
ret double %r
}
declare float @llvm.maxnum.f32(float, float)
declare double @llvm.maxnum.f64(double, double)
declare float @llvm.minnum.f32(float, float)
declare double @llvm.minnum.f64(double, double)