154 lines
4.8 KiB
LLVM
154 lines
4.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv64 -mattr=+d -target-abi=lp64d < %s | FileCheck --check-prefixes=CHECK,RV64 %s
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; RUN: llc -mtriple=riscv32 -mattr=+d -target-abi=ilp32d < %s | FileCheck --check-prefixes=CHECK,RV32 %s
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define void @test_load_store(ptr %p, ptr %q) nounwind {
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; CHECK-LABEL: test_load_store:
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; CHECK: # %bb.0:
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; CHECK-NEXT: lh a0, 0(a0)
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; CHECK-NEXT: sh a0, 0(a1)
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; CHECK-NEXT: ret
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%a = load bfloat, ptr %p
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store bfloat %a, ptr %q
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ret void
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}
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define float @test_fpextend_float(ptr %p) nounwind {
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; CHECK-LABEL: test_fpextend_float:
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; CHECK: # %bb.0:
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; CHECK-NEXT: lhu a0, 0(a0)
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; CHECK-NEXT: slli a0, a0, 16
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; CHECK-NEXT: fmv.w.x fa0, a0
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; CHECK-NEXT: ret
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%a = load bfloat, ptr %p
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%r = fpext bfloat %a to float
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ret float %r
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}
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define double @test_fpextend_double(ptr %p) nounwind {
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; CHECK-LABEL: test_fpextend_double:
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; CHECK: # %bb.0:
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; CHECK-NEXT: lhu a0, 0(a0)
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; CHECK-NEXT: slli a0, a0, 16
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; CHECK-NEXT: fmv.w.x fa5, a0
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; CHECK-NEXT: fcvt.d.s fa0, fa5
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; CHECK-NEXT: ret
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%a = load bfloat, ptr %p
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%r = fpext bfloat %a to double
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ret double %r
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}
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define void @test_fptrunc_float(float %f, ptr %p) nounwind {
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; RV64-LABEL: test_fptrunc_float:
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; RV64: # %bb.0:
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; RV64-NEXT: addi sp, sp, -16
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; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
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; RV64-NEXT: mv s0, a0
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; RV64-NEXT: call __truncsfbf2
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; RV64-NEXT: fmv.x.w a0, fa0
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; RV64-NEXT: sh a0, 0(s0)
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; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
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; RV64-NEXT: addi sp, sp, 16
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; RV64-NEXT: ret
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;
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; RV32-LABEL: test_fptrunc_float:
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; RV32: # %bb.0:
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; RV32-NEXT: addi sp, sp, -16
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; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
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; RV32-NEXT: mv s0, a0
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; RV32-NEXT: call __truncsfbf2
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; RV32-NEXT: fmv.x.w a0, fa0
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; RV32-NEXT: sh a0, 0(s0)
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; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
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; RV32-NEXT: addi sp, sp, 16
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; RV32-NEXT: ret
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%a = fptrunc float %f to bfloat
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store bfloat %a, ptr %p
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ret void
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}
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define void @test_fptrunc_double(double %d, ptr %p) nounwind {
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; RV64-LABEL: test_fptrunc_double:
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; RV64: # %bb.0:
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; RV64-NEXT: addi sp, sp, -16
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; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
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; RV64-NEXT: mv s0, a0
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; RV64-NEXT: call __truncdfbf2
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; RV64-NEXT: fmv.x.w a0, fa0
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; RV64-NEXT: sh a0, 0(s0)
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; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
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; RV64-NEXT: addi sp, sp, 16
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; RV64-NEXT: ret
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;
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; RV32-LABEL: test_fptrunc_double:
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; RV32: # %bb.0:
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; RV32-NEXT: addi sp, sp, -16
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; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
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; RV32-NEXT: mv s0, a0
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; RV32-NEXT: call __truncdfbf2
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; RV32-NEXT: fmv.x.w a0, fa0
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; RV32-NEXT: sh a0, 0(s0)
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; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
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; RV32-NEXT: addi sp, sp, 16
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; RV32-NEXT: ret
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%a = fptrunc double %d to bfloat
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store bfloat %a, ptr %p
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ret void
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}
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define void @test_fadd(ptr %p, ptr %q) nounwind {
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; RV64-LABEL: test_fadd:
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; RV64: # %bb.0:
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; RV64-NEXT: addi sp, sp, -16
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; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
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; RV64-NEXT: lhu a1, 0(a1)
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; RV64-NEXT: mv s0, a0
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; RV64-NEXT: lhu a0, 0(a0)
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; RV64-NEXT: slli a1, a1, 16
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; RV64-NEXT: fmv.w.x fa5, a1
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; RV64-NEXT: slli a0, a0, 16
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; RV64-NEXT: fmv.w.x fa4, a0
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; RV64-NEXT: fadd.s fa0, fa4, fa5
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; RV64-NEXT: call __truncsfbf2
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; RV64-NEXT: fmv.x.w a0, fa0
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; RV64-NEXT: sh a0, 0(s0)
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; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
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; RV64-NEXT: addi sp, sp, 16
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; RV64-NEXT: ret
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;
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; RV32-LABEL: test_fadd:
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; RV32: # %bb.0:
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; RV32-NEXT: addi sp, sp, -16
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; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
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; RV32-NEXT: lhu a1, 0(a1)
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; RV32-NEXT: mv s0, a0
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; RV32-NEXT: lhu a0, 0(a0)
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; RV32-NEXT: slli a1, a1, 16
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; RV32-NEXT: fmv.w.x fa5, a1
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; RV32-NEXT: slli a0, a0, 16
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; RV32-NEXT: fmv.w.x fa4, a0
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; RV32-NEXT: fadd.s fa0, fa4, fa5
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; RV32-NEXT: call __truncsfbf2
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; RV32-NEXT: fmv.x.w a0, fa0
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; RV32-NEXT: sh a0, 0(s0)
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; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
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; RV32-NEXT: addi sp, sp, 16
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; RV32-NEXT: ret
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%a = load bfloat, ptr %p
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%b = load bfloat, ptr %q
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%r = fadd bfloat %a, %b
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store bfloat %r, ptr %p
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ret void
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}
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